#include "bits/stdc++.h"
#include "ext/pb_ds/assoc_container.hpp"
#define int long long
#define pii pair<int , int>
#define pb push_back
#define all(v) v.begin() , v.end()
#define S second
#define F first
using namespace std;
using namespace __gnu_pbds;
template <typename t>
using indexed_set = tree<t , null_type , less<t> , rb_tree_tag , tree_order_statistics_node_update>;
void Yusiff(){
int n , m; cin >> n >> m;
int a[m] , b[m] , c[m];
int i = 0;
while(m--){
cin >> a[i] >> b[i] >> c[i];
i++;
}
cout << 1;
}
signed main(){
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
int t = 1;
// cin >> t;
while(t--){
Yusiff();
}
}
/*
1 5
4 1
4 2
5 3
9 1
10 3
*/
