opencv

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#include <iostream>
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#include <sstream>
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#include <list>
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int main()
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{
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    std::ostringstream arch;
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    std::list<std::string> archs;
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    int count = 0;
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    if (cudaSuccess != cudaGetDeviceCount(&count)){ return -1; }
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    if (count == 0) { return -1; }
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    for (int device = 0; device < count; ++device)
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    {
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        cudaDeviceProp prop;
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        if (cudaSuccess != cudaGetDeviceProperties(&prop, device)){ continue; }
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        arch << prop.major << "." << prop.minor;
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        archs.push_back(arch.str());
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        arch.str("");
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    }
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    archs.unique(); // Some devices might have the same arch
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    for (std::list<std::string>::iterator it=archs.begin(); it!=archs.end(); ++it)
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        std::cout << *it << " ";
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    return 0;
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}
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