Bit Toggle

Code

#include <stdio.h>

int toggleFifthBit(int n) {
    //n ^= (1<<5);
    (((n>>5)&1)==1)?(n&=~(1<<5)):(n|=(1<<5));
    return n;
}

int main() {
    int n;
    scanf("%d", &n);
    printf("%d", toggleFifthBit(n));
    return 0;
}

Solving Approach