Submission #159915

#	Time	Username	Problem	Language	Result	Execution time	Memory
159915		rama_pang	Game (IOI14_game)	C++14	15 / 100	5 ms	404 KiB

game

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

int N;
bitset<1500> adj[1500], cur;

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 hasEdge(int u, int v) {
    adj[u][v] = 0;
    adj[v][u] = 0;
    cur = adj[0];
    for (int i = 1; i < N; i++) {
        if ((cur & adj[i]).count() > 0) cur |= adj[i];
        else break;
    }
    if (cur.count() == N) return 0;
    adj[u][v] = 1;
    adj[v][u] = 1;
    return 1;
}

Compilation message (stderr)

game.cpp: In function 'int hasEdge(int, int)':
game.cpp:25:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if (cur.count() == N) return 0;
         ~~~~~~~~~~~~^~~~

• Subtask 1: 15 / 15
• Subtask 2: 0 / 27
• Subtask 3: 0 / 58