32. Rotate Right in a 32-bit Register

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

uint32_t rotate_right(uint32_t reg, uint8_t n) {
   int i = 31;
    while(n--)
    {
           uint32_t lsb = reg & 1;
        // Shift right
        reg >>= 1;
        // Put saved bit into MSB position
        if(lsb)
            reg |= (1U << 31);
    }
  
    return reg;
}

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