Question

How to unset the N bit of a number in C++

Answer 1

#include <iostream>
 
using namespace std;
 
int main() {
    int number = 173;  // 10101101
    int n = 3;
    
    number = number & (~(1 << n));
    cout << number << endl; // 165 = 10100101
 
}
 
 
/*
run:
 
165
 
*/

 

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