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concurrency/Threading_In_CPlusPlus/1.thread/intro.cpp
41 строка
891 B
Light-City
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03 мар 2020, 05:00
03 мар 2020, 05:00
16c12a3
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// // Created by light on 20-1-31. // #include <iostream> #include <chrono> using namespace std::chrono; using namespace std; using ull = unsigned long long; ull OddSum = 0; ull EvenSum = 0; void findEven(ull start, ull end) { for (ull i = start; i <= end; ++i) if ((i & 1) == 0) EvenSum += i; } void findOdd(ull start, ull end) { for (ull i = start; i <= end; ++i) if ((i & 1) == 1) OddSum += i; } int main() { ull start = 0, end = 1900000000; auto startTime = high_resolution_clock::now(); findOdd(start, end); findEven(start, end); auto stopTime = high_resolution_clock::now(); auto duration = duration_cast<microseconds>(stopTime - startTime); cout << "OddSum : " << OddSum << endl; cout << "EvenSum: " << EvenSum << endl; cout << "Sec: " << duration.count() / 1000000 << endl; return 0; }