Submission #373001

#	Time	Username	Problem	Language	Result	Execution time	Memory
373001		sam571128	Magenta (COCI21_magenta)	C++14	30 / 110	68 ms	9312 KiB

Main

#include <bits/stdc++.h>

#define int long long
#define fastio ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

using namespace std;

const int N = 1e5+5;
vector<int> adj[N];
int dis[N];

void dfs(int u, int par){
	for(auto v : adj[u]){
		if(v==par) continue;
		dis[v] = dis[u]+1;
		dfs(v,u);
	}
}

signed main(){
	fastio
	int n;
	cin >> n;
	int a,b;
	cin >> a >> b;
	for(int i = 1;i < n;i++){
		int u,v; string s;
		cin >> u >> v >> s;
		adj[u].push_back(v);
		adj[v].push_back(u);
	}
	dfs(a,-1);
	if(dis[b]&1^1){
		cout << "Paula\n";
	}else{
		cout << "Marin\n";
	}
}

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:33:11: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
   33 |  if(dis[b]&1^1){
      |     ~~~~~~^~

• Subtask 1: 0 / 30
• Subtask 2: 30 / 30
• Subtask 3: 0 / 50