68. Union Extract Bytes from a 32-bit Value

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

typedef union {
    uint32_t value;
    uint8_t bytes[4];
} Register;

Register reg;
void print_bytes(uint32_t input) {
    reg.value=input;
    for(int i=0; i <4; i++){
        printf("%u",reg.bytes[i]);
        if (i < 3)
            printf(" ");
    }
}

int main() {
    uint32_t num;
    scanf("%u", &num);
    print_bytes(num);
    return 0;
}