115. Print Binary Representation of an 8-bit or 16-bit Value

#include <stdio.h>
#include <stdint.h>

void print_binary(uint16_t val) {
    // Your logic here
    int start = (val <= 255)? 7: 15;
    uint16_t mask = (uint16_t)1 << start;

    for(int i = start; i >= 0; i--)
    {
        printf("%d", (val & mask)? 1 : 0);
        mask >>= 1;
    }
}

int main() {
    uint16_t val;
    scanf("%hu", &val);
    print_binary(val);
    return 0;
}