#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int main(){; int a; cin>>a; cout<<a%10<<(a%100-a%10)/10<<(a%1000-a%100)/100<<(a%10000-a%1000)/1000<<(a%100000-a%10000)/10000; return 0; }