题解 | #数字颠倒#

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define MAX 32

int main(){

    int n, m;
    while(scanf("%d", &n) == 1){
        char buf[MAX] = {0};
        char new_buf[MAX] = {0};
        sprintf(buf, "%d", n);
        int len = strlen(buf);

        int new_len = 0;
        for(int i = len-1; i>=0; i--){
            new_buf[new_len++] = buf[i];
        }
        new_buf[new_len] = '\0';
        //m = atoi(new_buf);
        printf("%s", new_buf);
    }

}