3. Check if K-th Bit is Set

#include <stdio.h>

int isKthBitSet(int n, int k) {
    if ((n & (1 << k) ))
    {
        return 1;

    }else {
        return 0;
    }   
}

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