test.cpp

#include <bits/stdc++.h> 
using namespace std; 
#define INF (int)1e9 
#define LONGINF (long)1e18 
#define MEM(arr, val) memset(arr, (val), sizeof(arr)) 
#define fastio ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0); 
const int MOD = 1000000007; // 10^9 - 7 
void initArray(int arr[], int length, int val) { 
	for (int i = 0; i < length; i++) 
		arr[i] = val; 
	return; 
} 
 
void solve() { 
 
} 
 
int solve(int arg) { 
 
} 
 
int main() { 
	fastio; 
	//ifstream cin("in.txt"); 
	//ofstream cout("out.txt"); // cout to file 
	//freopen("out.txt","w",stdout); // use this one for printf to file 

	int n, ans; 
	cin >> n; 
	//int arr[n] = {0}; 


	//for(int i = 0; i < n; i++) 
		// cin >> arr[i]; 


	cout << ans << endl; 
	//printf("%d", ans); 
	return 0; 
}