逆序再正序

#include <stdio.h>int main(void) {    int x;    scanf("%d",&x);    int t=0;    do{        int d = x%10;        t = t*10+d;        x /=10;    }while(x>0);        printf("t=%d\n",t);        x=t;        do{            int d=x%10;            printf("%d",d);            x/=10;        }while(x>0);        printf("\n");    return 0;}