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#include <iostream> #include <cmath> int main() { const float x = 16777216.0F; // = 16*1024^2 const float y = std::nextafter(x, 0.0F); // https://en.cppreference.com/w/cpp/numeric/math/nextafter std::cout << (x-y); // the next number representable float number toward 0 is 1.0 less the 16*1024^2 }
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Compilation time: 0.43 sec, absolute running time: 0.17 sec, cpu time: 0.02 sec, memory peak: 5 Mb, absolute service time: 0,68 sec
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