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 bits = (val <= 0xFF) ? 8 : 16;  // decide length
    for (int i = bits - 1; i >= 0; i--) {
        printf("%d", (val >> i) & 1);
    }
    printf("\n");
}


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