3. Check if K-th Bit is Set

#include <stdio.h>

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

 }
else{
    return 0;


}
 

}

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