Check if K-th Bit is Set

Code

#include <stdio.h>

int isKthBitSet(int n, int k) {
    // Write your code here
    if( n&(1<<k))
        return 1;
    return 0;
}

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

Solving Approach

When AND operation is performed we are doing with only one bit rest of the bits become 0 if it is set one we get none Zero return Value if the bit is Zero then with and operation we get a Zero value as return

 

 

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Input

8 3

Expected Output

1