/* 把输入的数颠倒过来 */
#include <stdio.h>
int main(void)
{
int shu;
printf("请输入一个数:");
scanf("%d", &shu);
int fan_shu = 0;
while(shu > 0)
{
fan_shu = fan_shu * 10 + shu % 10;
shu /= 10;
}
printf("%d", fan_shu);
}
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