32. Rotate Right in a 32-bit Register

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

uint32_t rotate_right(uint32_t reg, uint8_t n) {
    // Your code here
    uint32_t num = 0;
    for(uint8_t i = 0; i < n; i++) {
        num = num | ((reg & 0x00000001) << i);
        reg = reg >> 1;
    }
    reg = reg | (num << (32 - n));
    return reg;
}

int main() {
    uint32_t reg;
    uint8_t n;
    scanf("%u %hhu", &reg, &n);
    printf("%u", rotate_right(reg, n));
    return 0;
}