#include <stdio.h>
void main()
{
int a,b;
int x,y,z,m;
printf("input the first number:");
scanf("%d",&a);
printf("input the second number:");
scanf("%d",&b);
x=a/10;
y=b/10;
z=a-a/10*10;
m=b-b/10*10;
printf("%d%d%d%d",x,y,z,m);
}
原文：https://www.cnblogs.com/bobotongxue/p/12290631.html