example1_standard_function_objects.cpp

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#include <iostream>
#include <functional>
#include <vector>
#include <algorithm>

int main() {
    std::vector<int> numbers = {1, 4, 2, 8, 5, 7};
    
    std::sort(numbers.begin(), numbers.end(), std::greater<int>());
    
    for (int num : numbers) {
        std::cout << num << " ";
    }
    std::cout << std::endl;
    
    return 0;
}