cec17_test_func.cpp - master - mkosh0/CEC_Remastered

cec17_test_func.cpp
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mkosh0
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04 мар 2026, 12:03
04 мар 2026, 12:0335d779d
/*
  CEC17 Test Function Suite for Single Objective Optimization
  Noor Awad (email: noor0029@ntu.edu.sg) 
  Dec. 20th 2013
*/


#include <WINDOWS.H>      
#include <stdio.h>
#include <math.h>
#include <malloc.h>

#define INF 1.0e99
#define EPS 1.0e-14
#define E  2.7182818284590452353602874713526625
#define PI 3.1415926535897932384626433832795029

void sphere_func (double *, double *, int , double *,double *, int, int); /* Sphere */
void ellips_func(double *, double *, int , double *,double *, int, int); /* Ellipsoidal */
void bent_cigar_func(double *, double *, int , double *,double *, int, int); /* Discus */
void discus_func(double *, double *, int , double *,double *, int, int);  /* Bent_Cigar */
void dif_powers_func(double *, double *, int , double *,double *, int, int);  /* Different Powers */
void rosenbrock_func (double *, double *, int , double *,double *, int, int); /* Rosenbrock's */
void schaffer_F7_func (double *, double *, int , double *,double *, int, int); /* Schwefel's F7 */
void ackley_func (double *, double *, int , double *,double *, int, int); /* Ackley's */
void rastrigin_func (double *, double *, int , double *,double *, int, int); /* Rastrigin's  */
void weierstrass_func (double *, double *, int , double *,double *, int, int); /* Weierstrass's  */
void griewank_func (double *, double *, int , double *,double *, int, int); /* Griewank's  */
void schwefel_func (double *, double *, int , double *,double *, int, int); /* Schwefel's */
void katsuura_func (double *, double *, int , double *,double *, int, int); /* Katsuura */
void bi_rastrigin_func (double *, double *, int , double *,double *, int, int); /* Lunacek Bi_rastrigin */
void grie_rosen_func (double *, double *, int , double *,double *, int, int); /* Griewank-Rosenbrock  */
void escaffer6_func (double *, double *, int , double *,double *, int, int); /* Expanded Scaffer¡¯s F6  */
void step_rastrigin_func (double *, double *, int , double *,double *, int, int); /* Noncontinuous Rastrigin's  */
void happycat_func (double *, double *, int , double *,double *, int, int); /* HappyCat */
void hgbat_func (double *, double *, int , double *,double *, int, int); /* HGBat  */

/* New functions Noor Changes */
void sum_diff_pow_func(double *, double *, int , double *,double *, int, int); /* Sum of different power */
void zakharov_func(double *, double *, int , double *,double *, int, int); /* ZAKHAROV */
void levy_func(double *, double *, int , double *,double *, int, int); /* Levy */
void dixon_price_func(double *, double *, int , double *,double *, int, int); /* Dixon and Price */

void hf01 (double *, double *, int, double *,double *, int *,int, int); /* Hybrid Function 1 */
void hf02 (double *, double *, int, double *,double *, int *,int, int); /* Hybrid Function 2 */
void hf03 (double *, double *, int, double *,double *, int *,int, int); /* Hybrid Function 3 */
void hf04 (double *, double *, int, double *,double *, int *,int, int); /* Hybrid Function 4 */
void hf05 (double *, double *, int, double *,double *, int *,int, int); /* Hybrid Function 5 */
void hf06 (double *, double *, int, double *,double *, int *,int, int); /* Hybrid Function 6 */
void hf07 (double *, double *, int, double *,double *, int *,int, int); /* Hybrid Function 7 */
void hf08 (double *, double *, int, double *,double *, int *,int, int); /* Hybrid Function 8 */
void hf09 (double *, double *, int, double *,double *, int *,int, int); /* Hybrid Function 9 */
void hf10 (double *, double *, int, double *,double *, int *,int, int); /* Hybrid Function 10 */

void cf01 (double *, double *, int , double *,double *, int); /* Composition Function 1 */
void cf02 (double *, double *, int , double *,double *, int); /* Composition Function 2 */
void cf03 (double *, double *, int , double *,double *, int); /* Composition Function 3 */
void cf04 (double *, double *, int , double *,double *, int); /* Composition Function 4 */
void cf05 (double *, double *, int , double *,double *, int); /* Composition Function 5 */
void cf06 (double *, double *, int , double *,double *, int); /* Composition Function 6 */
void cf07 (double *, double *, int , double *,double *, int); /* Composition Function 7 */
void cf08 (double *, double *, int , double *,double *, int); /* Composition Function 8 */
void cf09 (double *, double *, int , double *,double *, int *, int); /* Composition Function 9 */
void cf10 (double *, double *, int , double *,double *, int *, int); /* Composition Function 10 */

void shiftfunc (double*,double*,int,double*);
void rotatefunc (double*,double*,int, double*);
void sr_func (double *, double *, int, double*, double*, double, int, int); /* shift and rotate */
void asyfunc (double *, double *x, int, double);
void oszfunc (double *, double *, int);
void cf_cal(double *, double *, int, double *,double *,double *,double *,int);

extern double *OShift,*M,*y,*z,*x_bound;
extern int ini_flag,n_flag,func_flag,*SS;


void cec17_test_func(double *x, double *f, int nx, int mx,int func_num)
{
	int cf_num=10,i,j;
	if (ini_flag==1)
	{
		if ((n_flag!=nx)||(func_flag!=func_num))
		{
			ini_flag=0;
		}
	}

	if (ini_flag==0)
	{
		FILE *fpt;
		char FileName[256];
		free(M);
		free(OShift);
		free(y);
		free(z);
		free(x_bound);
		y=(double *)malloc(sizeof(double)  *  nx);
		z=(double *)malloc(sizeof(double)  *  nx);
		x_bound=(double *)malloc(sizeof(double)  *  nx);
		for (i=0; i<nx; i++)
			x_bound[i]=100.0;

		if (!(nx==2||nx==10||nx==20||nx==30||nx==50||nx==100))
		{
			printf("\nError: Test functions are only defined for D=2,10,20,30,50,100.\n");
		}
		if (nx==2&&((func_num>=17&&func_num<=22)||(func_num>=29&&func_num<=30)))
		{
			printf("\nError: hf01,hf02,hf03,hf04,hf05,hf06,cf07&cf08 are NOT defined for D=2.\n");
		}

		/* Load Matrix M*/
		sprintf(FileName, "input_data/M_%d_D%d.txt", func_num,nx);
		fpt = fopen(FileName,"r");
		if (fpt==NULL)
		{
		    printf("\n Error: Cannot open input file for reading \n");
		}
		if (func_num<20)
		{
			M=(double*)malloc(nx*nx*sizeof(double));
			if (M==NULL)
				printf("\nError: there is insufficient memory available!\n");
			for (i=0; i<nx*nx; i++)
			{
				fscanf(fpt,"%Lf",&M[i]);
			}
		}
		else
		{
			M=(double*)malloc(cf_num*nx*nx*sizeof(double));
			if (M==NULL)
				printf("\nError: there is insufficient memory available!\n");
			for (i=0; i<cf_num*nx*nx; i++)
			{
				fscanf(fpt,"%Lf",&M[i]);
			}
		}
		fclose(fpt);
		
		/* Load shift_data */
		sprintf(FileName, "input_data/shift_data_%d.txt", func_num);
		fpt = fopen(FileName,"r");
		if (fpt==NULL)
		{
			printf("\n Error: Cannot open input file for reading \n");
		}

		if (func_num<20)
		{
			OShift=(double *)malloc(nx*sizeof(double));
			if (OShift==NULL)
			printf("\nError: there is insufficient memory available!\n");
			for(i=0;i<nx;i++)
			{
				fscanf(fpt,"%Lf",&OShift[i]);
			}
		}
		else
		{
			OShift=(double *)malloc(nx*cf_num*sizeof(double));
			if (OShift==NULL)
			printf("\nError: there is insufficient memory available!\n");
			for(i=0;i<cf_num-1;i++)
			{
				for (j=0;j<nx;j++)
				{
					fscanf(fpt,"%Lf",&OShift[i*nx+j]);
				}
				fscanf(fpt,"%*[^\n]%*c"); 
			}
			for (j=0;j<nx;j++)
			{
				fscanf(fpt,"%Lf",&OShift[(cf_num-1)*nx+j]);
			}
				
		}
		fclose(fpt);


		/* Load Shuffle_data */
		
		if (func_num>=11&&func_num<=20)
		{
			sprintf(FileName, "input_data/shuffle_data_%d_D%d.txt", func_num, nx);
			fpt = fopen(FileName,"r");
			if (fpt==NULL)
			{
				printf("\n Error: Cannot open input file for reading \n");
			}
			SS=(int *)malloc(nx*sizeof(int));
			if (SS==NULL)
				printf("\nError: there is insufficient memory available!\n");
			for(i=0;i<nx;i++)
			{
				fscanf(fpt,"%d",&SS[i]);
			}	
			fclose(fpt);
		}
		else if (func_num==29||func_num==30)
		{
			sprintf(FileName, "input_data/shuffle_data_%d_D%d.txt", func_num, nx);
			fpt = fopen(FileName,"r");
			if (fpt==NULL)
			{
				printf("\n Error: Cannot open input file for reading \n");
			}
			SS=(int *)malloc(nx*cf_num*sizeof(int));
			if (SS==NULL)
				printf("\nError: there is insufficient memory available!\n");
			for(i=0;i<nx*cf_num;i++)
			{
				fscanf(fpt,"%d",&SS[i]);
			}
			fclose(fpt);
		}
		

		n_flag=nx;
		func_flag=func_num;
		ini_flag=1;
		//printf("Function has been initialized!\n");
	}


	for (i = 0; i < mx; i++)
	{
		switch(func_num)
		{
		case 1:	
			bent_cigar_func(&x[i*nx],&f[i],nx,OShift,M,1,1);
			f[i]+=100.0;
			break;
		case 2:	
			//sum_diff_pow_func(&x[i*nx],&f[i],nx,OShift,M,1,1);
			//f[i]+=200.0;
			printf("\nError: This function (F2) has been deleted\n");
			break;
		case 3:	
			zakharov_func(&x[i*nx],&f[i],nx,OShift,M,1,1);
			f[i]+=300.0;
			break;
		case 4:	
			rosenbrock_func(&x[i*nx],&f[i],nx,OShift,M,1,1);
			f[i]+=400.0;
			break;
		case 5:
			rastrigin_func(&x[i*nx],&f[i],nx,OShift,M,1,1);
			f[i]+=500.0;
			break;
		case 6:
			schaffer_F7_func(&x[i*nx],&f[i],nx,OShift,M,1,1);
			f[i]+=600.0;
			break;
		case 7:	
			bi_rastrigin_func(&x[i*nx],&f[i],nx,OShift,M,1,1);
			f[i]+=700.0;
			break;
		case 8:	
			step_rastrigin_func(&x[i*nx],&f[i],nx,OShift,M,1,1);
			f[i]+=800.0;
			break;
		case 9:	
			levy_func(&x[i*nx],&f[i],nx,OShift,M,1,1);
			f[i]+=900.0;
			break;
		case 10:	
			schwefel_func(&x[i*nx],&f[i],nx,OShift,M,1,1);
			f[i]+=1000.0;
			break;
		case 11:	
			hf01(&x[i*nx],&f[i],nx,OShift,M,SS,1,1);
			f[i]+=1100.0;
			break;
		case 12:	
			hf02(&x[i*nx],&f[i],nx,OShift,M,SS,1,1);
			f[i]+=1200.0;
			break;
		case 13:	
			hf03(&x[i*nx],&f[i],nx,OShift,M,SS,1,1);
			f[i]+=1300.0;
			break;
		case 14:	
			hf04(&x[i*nx],&f[i],nx,OShift,M,SS,1,1);
			f[i]+=1400.0;
			break;
		case 15:	
			hf05(&x[i*nx],&f[i],nx,OShift,M,SS,1,1);
			f[i]+=1500.0;
			break;
		case 16:	
			hf06(&x[i*nx],&f[i],nx,OShift,M,SS,1,1);
			f[i]+=1600.0;
			break;
		case 17:	
			hf07(&x[i*nx],&f[i],nx,OShift,M,SS,1,1);
			f[i]+=1700.0;
			break;
		case 18:	
			hf08(&x[i*nx],&f[i],nx,OShift,M,SS,1,1);
			f[i]+=1800.0;
			break;
		case 19:	
			hf09(&x[i*nx],&f[i],nx,OShift,M,SS,1,1);
			f[i]+=1900.0;
			break;
		case 20:	
			hf10(&x[i*nx],&f[i],nx,OShift,M,SS,1,1);
			f[i]+=2000.0;
			break;
		case 21:	
			cf01(&x[i*nx],&f[i],nx,OShift,M,1);
			f[i]+=2100.0;
			break;
		case 22:	
			cf02(&x[i*nx],&f[i],nx,OShift,M,1);
			f[i]+=2200.0;
			break;
		case 23:	
			cf03(&x[i*nx],&f[i],nx,OShift,M,1);
			f[i]+=2300.0;
			break;
		case 24:	
			cf04(&x[i*nx],&f[i],nx,OShift,M,1);
			f[i]+=2400.0;
			break;
		case 25:	
			cf05(&x[i*nx],&f[i],nx,OShift,M,1);
			f[i]+=2500.0;
			break;
		case 26:
			cf06(&x[i*nx],&f[i],nx,OShift,M,1);
			f[i]+=2600.0;
			break;
		case 27:
			cf07(&x[i*nx],&f[i],nx,OShift,M,1);
			f[i]+=2700.0;
			break;
		case 28:
			cf08(&x[i*nx],&f[i],nx,OShift,M,1);
			f[i]+=2800.0;
			break;
		case 29:
			cf09(&x[i*nx],&f[i],nx,OShift,M,SS,1);
			f[i]+=2900.0;
			break;
		case 30:
			cf10(&x[i*nx],&f[i],nx,OShift,M,SS,1);
			f[i]+=3000.0;
			break;
		default:
			printf("\nError: There are only 30 test functions in this test suite!\n");
			f[i] = 0.0;
			break;
		}
		
	}

}

void sphere_func (double *x, double *f, int nx, double *Os, double *Mr, int s_flag, int r_flag) /* Sphere */
{
	int i;
	f[0] = 0.0;
	sr_func (x, z, nx, Os, Mr, 1.0, s_flag, r_flag); /* shift and rotate */	
	for (i=0; i<nx; i++)
	{					
		f[0] += z[i]*z[i];
	}

}



void ellips_func (double *x, double *f, int nx, double *Os,double *Mr, int s_flag, int r_flag) /* Ellipsoidal */
{
    int i;
	f[0] = 0.0;
	sr_func (x, z, nx, Os, Mr,1.0, s_flag, r_flag); /* shift and rotate */
	for (i=0; i<nx; i++)
	{
       f[0] += pow(10.0,6.0*i/(nx-1))*z[i]*z[i];
	}
}

void sum_diff_pow_func (double *x, double *f, int nx, double *Os,double *Mr, int s_flag, int r_flag) /* sum of different power */
{
    int i;
	sr_func (x, z, nx, Os, Mr,1.0, s_flag, r_flag); // shift and rotate 
	f[0] = 0.0; 
	double sum = 0.0;
	for (i=0; i<nx; i++)
	{
		double xi = z[i];
		double newv = pow((abs(xi)),(i+1));
		sum = sum + newv;
	}
	
	f[0] = sum;
}

void zakharov_func (double *x, double *f, int nx, double *Os,double *Mr, int s_flag, int r_flag) /* zakharov */
{
	int i;
	sr_func (x, z, nx, Os, Mr,1.0, s_flag, r_flag); // shift and rotate 
	f[0] = 0.0; 
	double sum1 = 0.0;
	double sum2 = 0.0;
	for (i=0; i<nx; i++)
	{
		double xi = z[i];
		sum1 = sum1 + pow(xi,2);
		sum2 = sum2 + 0.5*(i+1)*xi;
	}
	
	f[0] = sum1 + pow(sum2,2) + pow(sum2,4);
}

/* Levy function */
void levy_func (double *x, double *f, int nx, double *Os,double *Mr, int s_flag, int r_flag) /* Levy */
{
    int i;
	f[0] = 0.0;
	sr_func (x, z, nx, Os, Mr,1.0, s_flag, r_flag); /* shift and rotate */
	
	double *w;
	w=(double *)malloc(sizeof(double)  *  nx);

	double sum1= 0.0;
	for (i=0; i<nx; i++)
	{
	   w[i] = 1.0 + (z[i] - 1.0)/4.0;
	}
	
	double term1 = pow((sin(PI*w[0])),2);
	double term3 = pow((w[nx-1]-1),2) * (1+pow((sin(2*PI*w[nx-1])),2));
	
	double sum = 0.0;

	for (i=0; i<nx-1; i++)
	{
		double wi = w[i];
        double newv = pow((wi-1),2) * (1+10*pow((sin(PI*wi+1)),2));
		sum = sum + newv;
	}
	
	f[0] = term1 + sum + term3;
	free(w);   // ADD THIS LINE to free memory! Thanks for Dr. Janez
}

/* Dixon and Price */
void dixon_price_func (double *x, double *f, int nx, double *Os,double *Mr, int s_flag, int r_flag) /* Dixon and Price */
{
	int i;
	int j;
	sr_func (x, z, nx, Os, Mr,1.0, s_flag, r_flag); // shift and rotate 
	f[0] = 0;
	double x1 = z[0];;
	double term1 = pow((x1-1),2);
	
	double sum = 0;
	for (i=1; i<nx; i++)
	{
		double xi = z[i];
		double xold = z[i-1];
		double newv = i * pow((pow(2*xi,2) - xold),2);
		sum = sum + newv;
	}
	
	f[0] = term1 + sum;
}

void bent_cigar_func (double *x, double *f, int nx, double *Os,double *Mr, int s_flag, int r_flag) /* Bent_Cigar */
{
    int i;
	sr_func (x, z, nx, Os, Mr,1.0, s_flag, r_flag); /* shift and rotate */

	f[0] = z[0]*z[0];
	for (i=1; i<nx; i++)
	{
		f[0] += pow(10.0,6.0)*z[i]*z[i];
	}


}

void discus_func (double *x, double *f, int nx, double *Os,double *Mr, int s_flag, int r_flag) /* Discus */
{
    int i;
	sr_func (x, z, nx, Os, Mr,1.0, s_flag, r_flag); /* shift and rotate */
	f[0] = pow(10.0,6.0)*z[0]*z[0];
	for (i=1; i<nx; i++)
	{
		f[0] += z[i]*z[i];
	}
}

void dif_powers_func (double *x, double *f, int nx, double *Os,double *Mr,int s_flag, int r_flag) /* Different Powers */
{
	int i;
	f[0] = 0.0;
	sr_func (x, z, nx, Os, Mr, 1.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		f[0] += pow(fabs(z[i]),2+4*i/(nx-1));
	}
	f[0]=pow(f[0],0.5);
}


void rosenbrock_func (double *x, double *f, int nx, double *Os,double *Mr,int s_flag, int r_flag) /* Rosenbrock's */
{
    int i;
	double tmp1,tmp2;
	f[0] = 0.0;
	sr_func (x, z, nx, Os, Mr, 2.048/100.0, s_flag, r_flag); /* shift and rotate */
	z[0] += 1.0;//shift to orgin
	for (i=0; i<nx-1; i++)
	{
		z[i+1] += 1.0;//shift to orgin
		tmp1=z[i]*z[i]-z[i+1];
		tmp2=z[i]-1.0;
		f[0] += 100.0*tmp1*tmp1 +tmp2*tmp2;
	}
}

void schaffer_F7_func (double *x, double *f, int nx, double *Os,double *Mr,int s_flag, int r_flag) /* Schwefel's 1.2  */
{
    int i;
	double tmp;
    f[0] = 0.0;
	sr_func (x, z, nx, Os, Mr, 1.0, s_flag, r_flag); /* shift and rotate */
	for (i=0; i<nx-1; i++)	
	{
		z[i]=pow(y[i]*y[i]+y[i+1]*y[i+1],0.5);
		tmp=sin(50.0*pow(z[i],0.2));
		f[0] += pow(z[i],0.5)+pow(z[i],0.5)*tmp*tmp ;
	}
	f[0] = f[0]*f[0]/(nx-1)/(nx-1);
}

void ackley_func (double *x, double *f, int nx, double *Os,double *Mr,int s_flag, int r_flag) /* Ackley's  */
{
    int i;
    double sum1, sum2;
    sum1 = 0.0;
    sum2 = 0.0;

	sr_func (x, z, nx, Os, Mr, 1.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		sum1 += z[i]*z[i];
		sum2 += cos(2.0*PI*z[i]);
	}
	sum1 = -0.2*sqrt(sum1/nx);
	sum2 /= nx;
		f[0] =  E - 20.0*exp(sum1) - exp(sum2) +20.0;
}


void weierstrass_func (double *x, double *f, int nx, double *Os,double *Mr,int s_flag, int r_flag) /* Weierstrass's  */
{
    int i,j,k_max;
    double sum,sum2, a, b;
    a = 0.5;
    b = 3.0;
    k_max = 20;
    f[0] = 0.0;

	sr_func (x, z, nx, Os, Mr, 0.5/100.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		sum = 0.0;
		sum2 = 0.0;
		for (j=0; j<=k_max; j++)
		{
			sum += pow(a,j)*cos(2.0*PI*pow(b,j)*(z[i]+0.5));
			sum2 += pow(a,j)*cos(2.0*PI*pow(b,j)*0.5);
		}
		f[0] += sum;
	}
	f[0] -= nx*sum2;
}


void griewank_func (double *x, double *f, int nx, double *Os,double *Mr,int s_flag, int r_flag) /* Griewank's  */
{
    int i;
    double s, p;
    s = 0.0;
    p = 1.0;

	sr_func (x, z, nx, Os, Mr, 600.0/100.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		s += z[i]*z[i];
		p *= cos(z[i]/sqrt(1.0+i));
	}
	f[0] = 1.0 + s/4000.0 - p;
}

void rastrigin_func (double *x, double *f, int nx, double *Os,double *Mr,int s_flag, int r_flag) /* Rastrigin's  */
{
    int i;
	f[0] = 0.0;

	sr_func (x, z, nx, Os, Mr, 5.12/100.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		f[0] += (z[i]*z[i] - 10.0*cos(2.0*PI*z[i]) + 10.0);
	}
}

void step_rastrigin_func (double *x, double *f, int nx, double *Os,double *Mr,int s_flag, int r_flag) /* Noncontinuous Rastrigin's  */
{
    int i;
	f[0]=0.0;
	for (i=0; i<nx; i++)
	{
		if (fabs(y[i]-Os[i])>0.5)
		y[i]=Os[i]+floor(2*(y[i]-Os[i])+0.5)/2;
	}

	sr_func (x, z, nx, Os, Mr, 5.12/100.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		f[0] += (z[i]*z[i] - 10.0*cos(2.0*PI*z[i]) + 10.0);
	}
}

void schwefel_func (double *x, double *f, int nx, double *Os,double *Mr,int s_flag, int r_flag) /* Schwefel's  */
{
    int i;
	double tmp;
	f[0]=0.0;

	sr_func (x, z, nx, Os, Mr, 1000.0/100.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		z[i] += 4.209687462275036e+002;
		if (z[i]>500)
		{
			f[0]-=(500.0-fmod(z[i],500))*sin(pow(500.0-fmod(z[i],500),0.5));
			tmp=(z[i]-500.0)/100;
			f[0]+= tmp*tmp/nx;
		}
		else if (z[i]<-500)
		{
			f[0]-=(-500.0+fmod(fabs(z[i]),500))*sin(pow(500.0-fmod(fabs(z[i]),500),0.5));
			tmp=(z[i]+500.0)/100;
			f[0]+= tmp*tmp/nx;
		}
		else
			f[0]-=z[i]*sin(pow(fabs(z[i]),0.5));
		}
		f[0] +=4.189828872724338e+002*nx;

}

void katsuura_func (double *x, double *f, int nx, double *Os,double *Mr,int s_flag, int r_flag) /* Katsuura  */
{
    int i,j;
	double temp,tmp1,tmp2,tmp3;
	f[0]=1.0;
	tmp3=pow(1.0*nx,1.2);

	sr_func (x, z, nx, Os, Mr, 5.0/100.0, s_flag, r_flag); /* shift and rotate */

    for (i=0; i<nx; i++)
	{
		temp=0.0;
		for (j=1; j<=32; j++)
		{
			tmp1=pow(2.0,j);
			tmp2=tmp1*z[i];
			temp += fabs(tmp2-floor(tmp2+0.5))/tmp1;
		}
		f[0] *= pow(1.0+(i+1)*temp,10.0/tmp3);
    }
	tmp1=10.0/nx/nx;
    f[0]=f[0]*tmp1-tmp1;

}

void bi_rastrigin_func (double *x, double *f, int nx, double *Os,double *Mr,int s_flag, int r_flag) /* Lunacek Bi_rastrigin Function */
{
    int i;
	double mu0=2.5,d=1.0,s,mu1,tmp,tmp1,tmp2;
	double *tmpx;
	tmpx=(double *)malloc(sizeof(double)  *  nx);
	s=1.0-1.0/(2.0*pow(nx+20.0,0.5)-8.2);
	mu1=-pow((mu0*mu0-d)/s,0.5);

	if (s_flag==1)
		shiftfunc(x, y, nx, Os);
	else
	{
		for (i=0; i<nx; i++)//shrink to the orginal search range
		{
			y[i] = x[i];
		}
	}
	for (i=0; i<nx; i++)//shrink to the orginal search range
    {
        y[i] *= 10.0/100.0;
    }

	for (i = 0; i < nx; i++)
    {
		tmpx[i]=2*y[i];
        if (Os[i] < 0.0)
            tmpx[i] *= -1.;
    }
	for (i=0; i<nx; i++)
	{
		z[i]=tmpx[i];
		tmpx[i] += mu0;
	}
    tmp1=0.0;tmp2=0.0;
	for (i=0; i<nx; i++)
	{
		tmp = tmpx[i]-mu0;
		tmp1 += tmp*tmp;
		tmp = tmpx[i]-mu1;
		tmp2 += tmp*tmp;
	}
	tmp2 *= s;
	tmp2 += d*nx;
	tmp=0.0;

	if (r_flag==1)
	{
		rotatefunc(z, y, nx, Mr);
		for (i=0; i<nx; i++)
		{
			tmp+=cos(2.0*PI*y[i]);
		}	
		if(tmp1<tmp2)
			f[0] = tmp1;
		else
			f[0] = tmp2;
		f[0] += 10.0*(nx-tmp);
	}
	else
	{
		for (i=0; i<nx; i++)
		{
			tmp+=cos(2.0*PI*z[i]);
		}	
		if(tmp1<tmp2)
			f[0] = tmp1;
		else
			f[0] = tmp2;
		f[0] += 10.0*(nx-tmp);
	}

	free(tmpx);
}

void grie_rosen_func (double *x, double *f, int nx, double *Os,double *Mr,int s_flag, int r_flag) /* Griewank-Rosenbrock  */
{
    int i;
    double temp,tmp1,tmp2;
    f[0]=0.0;

	sr_func (x, z, nx, Os, Mr, 5.0/100.0, s_flag, r_flag); /* shift and rotate */

	z[0] += 1.0;//shift to orgin
    for (i=0; i<nx-1; i++)
    {
		z[i+1] += 1.0;//shift to orgin
		tmp1 = z[i]*z[i]-z[i+1];
		tmp2 = z[i]-1.0;
        temp = 100.0*tmp1*tmp1 + tmp2*tmp2;
         f[0] += (temp*temp)/4000.0 - cos(temp) + 1.0; 
    }
	tmp1 = z[nx-1]*z[nx-1]-z[0];
	tmp2 = z[nx-1]-1.0;
    temp = 100.0*tmp1*tmp1 + tmp2*tmp2;
    f[0] += (temp*temp)/4000.0 - cos(temp) + 1.0 ;
}


void escaffer6_func (double *x, double *f, int nx, double *Os,double *Mr,int s_flag, int r_flag) /* Expanded Scaffer??s F6  */
{
    int i;
    double temp1, temp2;

	sr_func (x, z, nx, Os, Mr, 1.0, s_flag, r_flag); /* shift and rotate */

    f[0] = 0.0;
    for (i=0; i<nx-1; i++)
    {
        temp1 = sin(sqrt(z[i]*z[i]+z[i+1]*z[i+1]));
		temp1 =temp1*temp1;
        temp2 = 1.0 + 0.001*(z[i]*z[i]+z[i+1]*z[i+1]);
        f[0] += 0.5 + (temp1-0.5)/(temp2*temp2);
    }
    temp1 = sin(sqrt(z[nx-1]*z[nx-1]+z[0]*z[0]));
	temp1 =temp1*temp1;
    temp2 = 1.0 + 0.001*(z[nx-1]*z[nx-1]+z[0]*z[0]);
    f[0] += 0.5 + (temp1-0.5)/(temp2*temp2);
}

void happycat_func (double *x, double *f, int nx, double *Os,double *Mr,int s_flag, int r_flag) /* HappyCat, provdided by Hans-Georg Beyer (HGB) */
/* original global optimum: [-1,-1,...,-1] */
{
	int i;
	double alpha,r2,sum_z;
	alpha=1.0/8.0;
	
	sr_func (x, z, nx, Os, Mr, 5.0/100.0, s_flag, r_flag); /* shift and rotate */

	r2 = 0.0;
	sum_z=0.0;
    for (i=0; i<nx; i++)
    {
		z[i]=z[i]-1.0;//shift to orgin
        r2 += z[i]*z[i];
		sum_z += z[i];
    }
    f[0]=pow(fabs(r2-nx),2*alpha) + (0.5*r2 + sum_z)/nx + 0.5;
}

void hgbat_func (double *x, double *f, int nx, double *Os,double *Mr,int s_flag, int r_flag) /* HGBat, provdided by Hans-Georg Beyer (HGB)*/
/* original global optimum: [-1,-1,...,-1] */
{
	int i;
	double alpha,r2,sum_z;
	alpha=1.0/4.0;

	sr_func (x, z, nx, Os, Mr, 5.0/100.0, s_flag, r_flag); /* shift and rotate */

	r2 = 0.0;
	sum_z=0.0;
    for (i=0; i<nx; i++)
    {
		z[i]=z[i]-1.0;//shift to orgin
        r2 += z[i]*z[i];
		sum_z += z[i];
    }
    f[0]=pow(fabs(pow(r2,2.0)-pow(sum_z,2.0)),2*alpha) + (0.5*r2 + sum_z)/nx + 0.5;
}

void hf01 (double *x, double *f, int nx, double *Os,double *Mr,int *S,int s_flag,int r_flag) /* Hybrid Function 1 */
{
	int i,tmp,cf_num=3;
	double fit[3];
	int G[3],G_nx[3];
	double Gp[3]={0.2,0.4,0.4};

	tmp=0;
	for (i=0; i<cf_num-1; i++)
	{
		G_nx[i] = ceil(Gp[i]*nx);
		tmp += G_nx[i];
	}
	G_nx[cf_num-1]=nx-tmp;
	G[0]=0;
	for (i=1; i<cf_num; i++)
	{
		G[i] = G[i-1]+G_nx[i-1];
	}

	sr_func (x, z, nx, Os, Mr, 1.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		y[i]=z[S[i]-1];
	}
	i=0;
	zakharov_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=1;
	rosenbrock_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=2;
	rastrigin_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	f[0]=0.0;
	for(i=0;i<cf_num;i++)
	{
		f[0] += fit[i];
	}
}

void hf02 (double *x, double *f, int nx, double *Os,double *Mr,int *S,int s_flag,int r_flag) /* Hybrid Function 2 */
{
	int i,tmp,cf_num=3;
	double fit[3];
	int G[3],G_nx[3];
	double Gp[3]={0.3,0.3,0.4};

	tmp=0;
	for (i=0; i<cf_num-1; i++)
	{
		G_nx[i] = ceil(Gp[i]*nx);
		tmp += G_nx[i];
	}
	G_nx[cf_num-1]=nx-tmp;

	G[0]=0;
	for (i=1; i<cf_num; i++)
	{
		G[i] = G[i-1]+G_nx[i-1];
	}

	sr_func (x, z, nx, Os, Mr, 1.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		y[i]=z[S[i]-1];
	}
	i=0;
	ellips_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=1;
	schwefel_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=2;
	bent_cigar_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);

	f[0]=0.0;
	for(i=0;i<cf_num;i++)
	{
		f[0] += fit[i];
	}
}

void hf03 (double *x, double *f, int nx, double *Os,double *Mr,int *S,int s_flag,int r_flag) /* Hybrid Function 2 */
{
	int i,tmp,cf_num=3;
	double fit[3];
	int G[3],G_nx[3];
	double Gp[3]={0.3,0.3,0.4};

	tmp=0;
	for (i=0; i<cf_num-1; i++)
	{
		G_nx[i] = ceil(Gp[i]*nx);
		tmp += G_nx[i];
	}
	G_nx[cf_num-1]=nx-tmp;

	G[0]=0;
	for (i=1; i<cf_num; i++)
	{
		G[i] = G[i-1]+G_nx[i-1];
	}

	sr_func (x, z, nx, Os, Mr, 1.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		y[i]=z[S[i]-1];
	}
	
	i=0;
	bent_cigar_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=1;
	rosenbrock_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=2;
	bi_rastrigin_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);

	f[0]=0.0;
	for(i=0;i<cf_num;i++)
	{
		f[0] += fit[i];
	}
	
}

void hf04 (double *x, double *f, int nx, double *Os,double *Mr,int *S,int s_flag,int r_flag) /* Hybrid Function 3 */
{
	int i,tmp,cf_num=4;
	double fit[4];
	int G[4],G_nx[4];
	double Gp[4]={0.2,0.2,0.2,0.4};

	tmp=0;
	for (i=0; i<cf_num-1; i++)
	{
		G_nx[i] = ceil(Gp[i]*nx);
		tmp += G_nx[i];
	}
	G_nx[cf_num-1]=nx-tmp;

	G[0]=0;
	for (i=1; i<cf_num; i++)
	{
		G[i] = G[i-1]+G_nx[i-1];
	}

	sr_func (x, z, nx, Os, Mr, 1.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		y[i]=z[S[i]-1];
	}
	i=0;
	ellips_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=1;
	ackley_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=2;
	schaffer_F7_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=3;
	rastrigin_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	
	f[0]=0.0;
	for(i=0;i<cf_num;i++)
	{
		f[0] += fit[i];
	}
}

void hf05 (double *x, double *f, int nx, double *Os,double *Mr,int *S,int s_flag,int r_flag) /* Hybrid Function 4 */
{
	int i,tmp,cf_num=4;
	double fit[4];
	int G[4],G_nx[4];
	double Gp[4]={0.2,0.2,0.3,0.3};

	tmp=0;
	for (i=0; i<cf_num-1; i++)
	{
		G_nx[i] = ceil(Gp[i]*nx);
		tmp += G_nx[i];
	}
	G_nx[cf_num-1]=nx-tmp;

	G[0]=0;
	for (i=1; i<cf_num; i++)
	{
		G[i] = G[i-1]+G_nx[i-1];
	}

	sr_func (x, z, nx, Os, Mr, 1.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		y[i]=z[S[i]-1];
	}
	i=0;
	
	bent_cigar_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=1;
	hgbat_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=2;
	rastrigin_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=3;
	rosenbrock_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	
	f[0]=0.0;
	for(i=0;i<cf_num;i++)
	{
		f[0] += fit[i];
	}
}
void hf06 (double *x, double *f, int nx, double *Os,double *Mr,int *S,int s_flag,int r_flag) /* Hybrid Function 5 */
{
	int i,tmp,cf_num=4;
	double fit[4];
	int G[4],G_nx[4];
	double Gp[4]={0.2,0.2,0.3,0.3};

	tmp=0;
	for (i=0; i<cf_num-1; i++)
	{
		G_nx[i] = ceil(Gp[i]*nx);
		tmp += G_nx[i];
	}
	G_nx[cf_num-1]=nx-tmp;

	G[0]=0;
	for (i=1; i<cf_num; i++)
	{
		G[i] = G[i-1]+G_nx[i-1];
	}

	sr_func (x, z, nx, Os, Mr, 1.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		y[i]=z[S[i]-1];
	}
	i=0;
	escaffer6_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=1;
	hgbat_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=2;
	rosenbrock_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=3;
	schwefel_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	
	f[0]=0.0;
	for(i=0;i<cf_num;i++)
	{
		f[0] += fit[i];
	}
}

void hf07 (double *x, double *f, int nx, double *Os,double *Mr,int *S,int s_flag,int r_flag) /* Hybrid Function 6 */
{
	int i,tmp,cf_num=5;
	double fit[5];
	int G[5],G_nx[5];
	double Gp[5]={0.1,0.2,0.2,0.2,0.3};

	tmp=0;
	for (i=0; i<cf_num-1; i++)
	{
		G_nx[i] = ceil(Gp[i]*nx);
		tmp += G_nx[i];
	}
	G_nx[cf_num-1]=nx-tmp;

	G[0]=0;
	for (i=1; i<cf_num; i++)
	{
		G[i] = G[i-1]+G_nx[i-1];
	}

	sr_func (x, z, nx, Os, Mr, 1.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		y[i]=z[S[i]-1];
	}
	i=0;
	katsuura_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=1;
	ackley_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=2;
	grie_rosen_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=3;
	schwefel_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=4;
	rastrigin_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);

	f[0]=0.0;
	for(i=0;i<cf_num;i++)
	{
		f[0] += fit[i];
	}
}

void hf08 (double *x, double *f, int nx, double *Os,double *Mr,int *S,int s_flag,int r_flag) /* Hybrid Function 6 */
{
	int i,tmp,cf_num=5;
	double fit[5];
	int G[5],G_nx[5];
	double Gp[5]={0.2,0.2,0.2,0.2,0.2};

	tmp=0;
	for (i=0; i<cf_num-1; i++)
	{
		G_nx[i] = ceil(Gp[i]*nx);
		tmp += G_nx[i];
	}
	G_nx[cf_num-1]=nx-tmp;

	G[0]=0;
	for (i=1; i<cf_num; i++)
	{
		G[i] = G[i-1]+G_nx[i-1];
	}

	sr_func (x, z, nx, Os, Mr, 1.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		y[i]=z[S[i]-1];
	}
	
	i=0;
	ellips_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=1;
	ackley_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=2;
	rastrigin_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=3;
	hgbat_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=4;
	discus_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);

	f[0]=0.0;
	for(i=0;i<cf_num;i++)
	{
		f[0] += fit[i];
	}
}

void hf09 (double *x, double *f, int nx, double *Os,double *Mr,int *S,int s_flag,int r_flag) /* Hybrid Function 6 */
{
	int i,tmp,cf_num=5;
	double fit[5];
	int G[5],G_nx[5];
	double Gp[5]={0.2,0.2,0.2,0.2,0.2};

	tmp=0;
	for (i=0; i<cf_num-1; i++)
	{
		G_nx[i] = ceil(Gp[i]*nx);
		tmp += G_nx[i];
	}
	G_nx[cf_num-1]=nx-tmp;

	G[0]=0;
	for (i=1; i<cf_num; i++)
	{
		G[i] = G[i-1]+G_nx[i-1];
	}

	sr_func (x, z, nx, Os, Mr, 1.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		y[i]=z[S[i]-1];
	}
	
	i=0;
	bent_cigar_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=1;
	rastrigin_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=2;
	grie_rosen_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=3;
	weierstrass_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=4;
	escaffer6_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);

	f[0]=0.0;
	for(i=0;i<cf_num;i++)
	{
		f[0] += fit[i];
	}
}


void hf10 (double *x, double *f, int nx, double *Os,double *Mr,int *S,int s_flag,int r_flag) /* Hybrid Function 6 */
{
	int i,tmp,cf_num=6;
	double fit[6];
	int G[6],G_nx[6];
	double Gp[6]={0.1,0.1,0.2,0.2,0.2,0.2};

	tmp=0;
	for (i=0; i<cf_num-1; i++)
	{
		G_nx[i] = ceil(Gp[i]*nx);
		tmp += G_nx[i];
	}
	G_nx[cf_num-1]=nx-tmp;

	G[0]=0;
	for (i=1; i<cf_num; i++)
	{
		G[i] = G[i-1]+G_nx[i-1];
	}

	sr_func (x, z, nx, Os, Mr, 1.0, s_flag, r_flag); /* shift and rotate */

	for (i=0; i<nx; i++)
	{
		y[i]=z[S[i]-1];
	}
	
	i=0;
	hgbat_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=1;
	katsuura_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=2;
	ackley_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=3;
	rastrigin_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=4;
	schwefel_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);
	i=5;
	schaffer_F7_func(&y[G[i]],&fit[i],G_nx[i],Os,Mr,0,0);

	f[0]=0.0;
	for(i=0;i<cf_num;i++)
	{
		f[0] += fit[i];
	}
}

void cf01 (double *x, double *f, int nx, double *Os,double *Mr,int r_flag) /* Composition Function 1 */
{
	int i,cf_num=3;
	double fit[3];
	double delta[3] = {10, 20, 30};
	double bias[3] = {0, 100, 200};
	
	i=0;
	rosenbrock_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	i=1;
	ellips_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=10000*fit[i]/1e+10;
	i=2;
	rastrigin_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	cf_cal(x, f, nx, Os, delta,bias,fit,cf_num); 
}

void cf02 (double *x, double *f, int nx, double *Os,double *Mr,int r_flag) /* Composition Function 2 */
{
	int i,cf_num=3;
	double fit[3];
	double delta[3] = {10,20,30};
	double bias[3] = {0, 100, 200};

	i=0;
	rastrigin_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	i=1;
	griewank_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=1000*fit[i]/100;
	i=2;
	schwefel_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	cf_cal(x, f, nx, Os, delta,bias,fit,cf_num);
}

void cf03 (double *x, double *f, int nx, double *Os,double *Mr,int r_flag) /* Composition Function 3 */
{
	int i,cf_num=4;
	double fit[4];
	double delta[4] = {10,20,30,40};
	double bias[4] = {0, 100, 200, 300};
	
	i=0;
	rosenbrock_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	i=1;
	ackley_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=1000*fit[i]/100;
	i=2;
	schwefel_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	i=3;
	rastrigin_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	cf_cal(x, f, nx, Os, delta,bias,fit,cf_num); 
	
}
void cf04 (double *x, double *f, int nx, double *Os,double *Mr,int r_flag) /* Composition Function 3 */
{
	int i,cf_num=4;
	double fit[4];
	double delta[4] = {10,20,30,40};
	double bias[4] = {0, 100, 200, 300};
	
	i=0;
	ackley_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=1000*fit[i]/100;
	i=1;
	ellips_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=10000*fit[i]/1e+10;
	i=2;
	griewank_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=1000*fit[i]/100;
	i=3;
	rastrigin_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	cf_cal(x, f, nx, Os, delta,bias,fit,cf_num);
}

void cf05 (double *x, double *f, int nx, double *Os,double *Mr,int r_flag) /* Composition Function 4 */
{
	int i,cf_num=5;
	double fit[5];
	double delta[5] = {10,20,30,40,50};
	double bias[5] = {0, 100, 200, 300, 400};
	i=0;
	rastrigin_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=10000*fit[i]/1e+3;
	i=1;
	happycat_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=1000*fit[i]/1e+3;
	i=2;
	ackley_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=1000*fit[i]/100;
	i=3;
	discus_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=10000*fit[i]/1e+10;	
	i=4;
	rosenbrock_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	cf_cal(x, f, nx, Os, delta,bias,fit,cf_num);
}		


void cf06 (double *x, double *f, int nx, double *Os,double *Mr,int r_flag) /* Composition Function 4 */
{
	int i,cf_num=5;
	double fit[5];
	double delta[5] = {10,20,20,30,40};
	double bias[5] = {0, 100, 200, 300, 400};
	i=0;
	escaffer6_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=10000*fit[i]/2e+7;
	i=1;
	schwefel_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	i=2;
	griewank_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=1000*fit[i]/100;
	i=3;
	rosenbrock_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	i=4;
	rastrigin_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=10000*fit[i]/1e+3;
	cf_cal(x, f, nx, Os, delta,bias,fit,cf_num);
}

void cf07 (double *x, double *f, int nx, double *Os,double *Mr,int r_flag) /* Composition Function 4 */
{
	int i,cf_num=6;
	double fit[6];
	double delta[6] = {10,20,30,40,50,60};
	double bias[6] = {0, 100, 200, 300, 400, 500};
	i=0;
	hgbat_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=10000*fit[i]/1000;
	i=1;
	rastrigin_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=10000*fit[i]/1e+3;
	i=2;
	schwefel_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=10000*fit[i]/4e+3;
	i=3;
	bent_cigar_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=10000*fit[i]/1e+30;
	i=4;
	ellips_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=10000*fit[i]/1e+10;
	i=5;
	escaffer6_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=10000*fit[i]/2e+7;
	cf_cal(x, f, nx, Os, delta,bias,fit,cf_num); 
}

void cf08 (double *x, double *f, int nx, double *Os,double *Mr,int r_flag) /* Composition Function 4 */
{	
	int i,cf_num=6;
	double fit[6];
	double delta[6] = {10,20,30,40,50,60};
	double bias[6] = {0, 100, 200, 300, 400, 500};
	i=0;
	ackley_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=1000*fit[i]/100;
	i=1;
	griewank_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=1000*fit[i]/100;
	i=2;
	discus_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=10000*fit[i]/1e+10;
	i=3;
	rosenbrock_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	i=4;
	happycat_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=1000*fit[i]/1e+3;
	i=5;
	escaffer6_func(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],1,r_flag);
	fit[i]=10000*fit[i]/2e+7;
	cf_cal(x, f, nx, Os, delta,bias,fit,cf_num);
}


void cf09 (double *x, double *f, int nx, double *Os,double *Mr,int *SS,int r_flag)
{
	
	int i,cf_num=3;
	double fit[3];
	double delta[3] = {10,30,50};
	double bias[3] = {0, 100, 200};
	i=0;
	hf05(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],&SS[i*nx],1,r_flag);
	i=1;
	hf06(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],&SS[i*nx],1,r_flag);
	i=2;
	hf07(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],&SS[i*nx],1,r_flag);
	cf_cal(x, f, nx, Os, delta,bias,fit,cf_num);
		
}

void cf10 (double *x, double *f, int nx, double *Os,double *Mr,int *SS,int r_flag) 
{
	int i,cf_num=3;
	double fit[3];
	double delta[3] = {10,30,50};
	double bias[3] = {0, 100, 200};
	i=0;
	hf05(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],&SS[i*nx],1,r_flag);
	i=1;
	hf08(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],&SS[i*nx],1,r_flag);
	i=2;
	hf09(x,&fit[i],nx,&Os[i*nx],&Mr[i*nx*nx],&SS[i*nx],1,r_flag);
	cf_cal(x, f, nx, Os, delta,bias,fit,cf_num);
}


void shiftfunc (double *x, double *xshift, int nx,double *Os)
{
	int i;
    for (i=0; i<nx; i++)
    {
        xshift[i]=x[i]-Os[i];
    }
}

void rotatefunc (double *x, double *xrot, int nx,double *Mr)
{
	int i,j;
    for (i=0; i<nx; i++)
    {
        xrot[i]=0;
			for (j=0; j<nx; j++)
			{
				xrot[i]=xrot[i]+x[j]*Mr[i*nx+j];
			}
    }
}

void sr_func (double *x, double *sr_x, int nx, double *Os,double *Mr, double sh_rate, int s_flag,int r_flag) /* shift and rotate */
{
	int i;
	if (s_flag==1)
	{
		if (r_flag==1)
		{	
			shiftfunc(x, y, nx, Os);
			for (i=0; i<nx; i++)//shrink to the original search range
			{
				y[i]=y[i]*sh_rate;
			}
			rotatefunc(y, sr_x, nx, Mr);
		}
		else
		{
			shiftfunc(x, sr_x, nx, Os);
			for (i=0; i<nx; i++)//shrink to the original search range
			{
				sr_x[i]=sr_x[i]*sh_rate;
			}
		}
	}
	else
	{	

		if (r_flag==1)
		{	
			for (i=0; i<nx; i++)//shrink to the original search range
			{
				y[i]=x[i]*sh_rate;
			}
			rotatefunc(y, sr_x, nx, Mr);
		}
		else
		for (i=0; i<nx; i++)//shrink to the original search range
		{
			sr_x[i]=x[i]*sh_rate;
		}
	}
}

void asyfunc (double *x, double *xasy, int nx, double beta)
{
	int i;
    for (i=0; i<nx; i++)
    {
		if (x[i]>0)
        xasy[i]=pow(x[i],1.0+beta*i/(nx-1)*pow(x[i],0.5));
    }
}

void oszfunc (double *x, double *xosz, int nx)
{
	int i,sx;
	double c1,c2,xx;
    for (i=0; i<nx; i++)
    {
		if (i==0||i==nx-1)
        {
			if (x[i]!=0)
				xx=log(fabs(x[i]));
			if (x[i]>0)
			{	
				c1=10;
				c2=7.9;
			}
			else
			{
				c1=5.5;
				c2=3.1;
			}	
			if (x[i]>0)
				sx=1;
			else if (x[i]==0)
				sx=0;
			else
				sx=-1;
			xosz[i]=sx*exp(xx+0.049*(sin(c1*xx)+sin(c2*xx)));
		}
		else
			xosz[i]=x[i];
    }
}


void cf_cal(double *x, double *f, int nx, double *Os,double * delta,double * bias,double * fit, int cf_num)
{
	int i,j;
	double *w;
	double w_max=0,w_sum=0;
	w=(double *)malloc(cf_num * sizeof(double));
	for (i=0; i<cf_num; i++)
	{
		fit[i]+=bias[i];
		w[i]=0;
		for (j=0; j<nx; j++)
		{
			w[i]+=pow(x[j]-Os[i*nx+j],2.0);
		}
		if (w[i]!=0)
			w[i]=pow(1.0/w[i],0.5)*exp(-w[i]/2.0/nx/pow(delta[i],2.0));
		else
			w[i]=INF;
		if (w[i]>w_max)
			w_max=w[i];
	}

	for (i=0; i<cf_num; i++)
	{
		w_sum=w_sum+w[i];
	}
	if(w_max==0)
	{
		for (i=0; i<cf_num; i++)
			w[i]=1;
		w_sum=cf_num;
	}
	f[0] = 0.0;
    for (i=0; i<cf_num; i++)
    {
		f[0]=f[0]+w[i]/w_sum*fit[i];
    }
	free(w);
}