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

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

void print_binary(uint16_t val) {
    int length;
    if(val <= 255){
        length = 8;
    }else{
        length = 16;
    }
    int i;
    for(i = (length - 1); i >= 0; i--){
        if(val & (0x1 << i)){
            printf("1");
        }else{
            printf("0");
        }
    }
}

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