Submission #130815

#	Time	Username	Problem	Language	Result	Execution time	Memory
130815		MAMBA	Game (IOI14_game)	C++17	100 / 100	493 ms	25464 KiB

game

#include "game.h"
#include <bits/stdc++.h>

using namespace std;

const int N = 1510;

int mat[N][N];

int par[N], n_, sz[N];

int getPar(int v) {
	return par[v] == v ? v : par[v] = getPar(par[v]);
}

void initialize(int n) {
	n_ = n;
	iota(par, par + n , 0);
	memset(mat , 0 , sizeof(mat));
	fill(sz , sz + n , 1);
}

int hasEdge(int u, int v) {
    u = getPar(u);
	v = getPar(v);
	mat[u][v]++;
	mat[v][u]++;
	if (mat[u][v] == sz[u] * sz[v]) {
		par[u] = v;
		sz[v] += sz[u];
		for (int i = 0 ; i < n_; i++)
			if (par[i] == i) {
				mat[i][v] += mat[i][u];
				mat[v][i] += mat[i][u];
			}
		return 1;
	}
	return 0;
}

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