#include<bits/stdc++.h>
using namespace std;
int main(){
  int n;
  cin>>n;
  int g,s,b;
  g=n/1%10;
  s=n/10%10;
  b=n/100%10;
  cout<<g*100+s*10+1*b;
  
return 0;   
     
} 
/**************************************************************
	Problem: 1028
	User: zhengyuxuan
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/