#include <stdio.h>
int main ()
{

int a,x,y,z,i,j;
while(scanf("%d",&a)!=EOF)
scanf("%d",&a);
x=a/10000;
y=(a/1000)-(a/10000)*10;
z=(a/100)-(a/1000)*10;
i=(a/10)-(a/100)*10;
j=a-(a/10)*10;
printf("%d",10000*j+1000*i+100*z+10*y+x) ;
return 0;

}