#include <bits/stdc++.h>
using namespace std;
int main(){
	int n;
	cin>>n;
	cout<<n;
	return 0;
}
//#include <bits/stdc++.h>
//using namespace std;
//int main(){
//int n;
//cin>>n;
//n=n*1000+n;
//cout<<n/7/11/13;