【C】#反向输出一个四位数#
反向输出一个四位数
https://www.nowcoder.com/practice/1f7c1d67446e4361bf4af67c08e0b8b0
#include <stdio.h>
int main() {
int n, tmp = 0;
while (scanf("%d", &n) != EOF) {
while (n) {
tmp *= 10;
tmp = n % 10 + tmp;
n /= 10;
}
}
printf("%04d", tmp);
return 0;
}
