c语言 7-3

#include <stdio.h>

unsigned rrotate(unsigned x, int n)
{
    printf("rrotate = %u\n", x >> n);
}

unsigned lrotate(unsigned x, int n)
{
    printf("lrotate = %u\n", x << n);
}

int main(void)
{
    unsigned x;
    int n;
    puts("please input an unsigned integer and an integer.");
    printf("x = "); scanf("%u", &x);
    printf("n = "); scanf("%d", &n);
    
    rrotate(x, n);
    lrotate(x, n);
    
    return 0;
}