2. Bit Toggle

#include <stdio.h>

int toggleFifthBit(int n) {
    // Write your code here
    if((n >> 5) & 1){
        unsigned char mask = 1;
        n = n & ~(mask << 5);
        return n;
    }
    else{
        unsigned char mask = 1;
        n = n | (mask << 5);
        return n;
    }
}

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