Question

How to check if two integers have opposite signs in C++

Answer 1

#include <iostream>

using namespace std;

int main() {
    int x = 3, y = -9;            

    bool b = ((x ^ y) < 0); 
    cout << b << endl;
    
    x = 5, y = 6;
    
    b = ((x ^ y) < 0); 
    cout << b << endl;
}


/*
run:

1
0

*/

 

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