68. Union Extract Bytes from a 32-bit Value

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

typedef union 
{
    /* data */
    uint32_t value;
    uint8_t arr[4];
}Register;

void print_value(uint32_t input){
    Register reg;
    reg.value = input;
    for(int i = 0; i < 4; i++){
        printf("%d ", reg.arr[i]);
    }
}

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