#include

using namespace std;

int a[1111];

int main(){ int n;

cin>>n;
for(int i=1;i<=3;i++){
	cout<<n%10;
	n/=10;
}

}

/*****************************************
备注：
******************************************/
#include <queue>
#include <math.h>
#include <stack>
#include <stdio.h>
#include <iostream>
#include <vector>
#include <iomanip>
#include <string.h>
#include <algorithm>
using namespace std;
#define LL long long
const int N = 1e5 + 10;
const int INF = 0x3f3f3f3f;
int main(){
	int n;
	cin>>n;
	int ge=n%10;
	int shi=n/10%10;
	int bai=n/100;
	cout<<ge<<shi<<bai;
	return 0;
}

#include<iostream>
using namespace std;
int main(){
	string a;
	cin>>a;
	for(int i = a.size()-1; i >= 0; i -- ){
		cout<<a[i];
	}
	return 0;
}

#include <iostream> 
using namespace std; 
int main()
{ 
    int n; 
    cin>>n; 
    int ge=n%10; 
    int shi=n/10%10; 
    int bai=n/100; 
    cout<<ge<<shi<<bai; 
}

#include using namespace std; int main(){ int n; cin>>n; int ge=n%10; int shi=n/10%10; int bai=n/100; cout<<ge<<shi<<bai; }

#include <bits/stdc++.h>

using namespace std;

int main(void)
{
	int a;

	cin >> a;

	int x, y, z;

	x = a % 100 % 10;
	y = (a % 100 - x) / 10;
	z = (a - y * 10 - x) / 100;

	cout << x << y << z;

	return 0;
}

#include <iostream>
#include <algorithm>
#include <cstdio>
#include <cstring>
#include <string>
#include <iomanip>
#include <cmath>
#include <queue>
#include <map>
#include <stack>
#include <vector>
using namespace std;
#define long long LL
const int N = 1e6+6;
const int INF = 0x3f3f3f3f;
int main(){
    string s;
    cin >> s;
    for (int i = 2;i>=0;i--){
        cout << s[i];
    }
    return 0;
}

#include #include using namespace std; int main() { int a,b,c,d; cin>>d; a=d/100; b=d%100/10; c=d%10; cout<<c100+b10+a; return 0; }

#include <stdio.h>
#include <iostream>
using namespace std;
int main()
{
	int a;
	cin >> a;
	int b,g,s;
	g = a%10;
	b = a/100;
	s = (a/10)%10;
	// int t = s;
	// s = t%10;
	// s = s%10;
	cout << g  << s  << b << endl;

}

#include <iostream>
using namespace std;
int main()
{
  int n,a,b,c;
  cin>>n;
  a=n%10;
  b=n/10%10;
  c=n/100;
  cout<<a<<b<<c<<endl; 
  return 0;
}