Submission #296945

#	Time	Username	Problem	Language	Result	Execution time	Memory
296945		tmwilliamlin168	Game (IOI14_game)	C++14	Compilation error	0 ms	0 KiB

game

#include "game.h"
#include <bits/stdc++.h>
using namespace std;

const int mxN=80;
int n;
bool adj[mxN][mxN];

void initialize(int n) {
	::n=n;
	for(int i=0; i<n; ++i)
		for(int j=0; j<n; ++j)
			adj[i][j]=1;
}

int dfs(int u) {
	int s=1;
	vis[u]=1;
	for(int v=0; v<n; ++v)
		if(adj[u][v]&&!vis[v])
			s+=dfs(v);
	return s;
}

int hasEdge(int u, int v) {
	adj[u][v]=adj[v][u]=0;
	memset(vis, 0, n);
	adj[u][v]=adj[v][u]=dfs(0)<n;
    return adj[u][v];
}

Compilation message (stderr)

game.cpp: In function 'int dfs(int)':
game.cpp:18:2: error: 'vis' was not declared in this scope
   18 |  vis[u]=1;
      |  ^~~
game.cpp: In function 'int hasEdge(int, int)':
game.cpp:27:9: error: 'vis' was not declared in this scope
   27 |  memset(vis, 0, n);
      |         ^~~