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A string-integer comparison trick
//g++ 5.4.0 #include <iostream> #include <string> bool operator==(const std::string& a, int b) { return a == std::to_string(b); } struct { int value = 2; operator std::string() { return std::to_string(++value); } } a; int main() { if (a == 3 && a == 4) std::cout << "Я тоже так могу\n"; }
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