#include<stdio.h>intmain(void){
int x;
printf("输入一个五位的正整数x:");
scanf("%d",&x);
int a,b,c,d,e;
a=x/10000;
b = x / 1000 - 10* a;
c = x / 100 - a * 100 - b * 10;
e = x % 10;
d =( x % 100 - e ) / 10;
printf("%d\n",a+b*10+c*100+d*1000+e*10000);
return0;
}