Submission #519812

#	Time	Username	Problem	Language	Result	Execution time	Memory
519812		ACE_	Game (IOI14_game)	C++14	100 / 100	298 ms	29524 KiB

game

#include "game.h"
#include<bits/stdc++.h>
#define maxn 1505
using namespace std;
int p[maxn], c[maxn], sz;
vector<int> x[maxn];
void initialize(int n) {
	for (int i = 0; i < n; i++) p[i] = i, c[i] = 0;
	sz = 1;
}
int hasEdge(int u, int v) {
	if (p[v] == 1) swap(u, v);
	if (p[v] != 1 && p[u] != 1) {
		x[u].push_back(v), x[v].push_back(u);
		return 0;
	}
	if (c[v] == sz - 1) {
		for (int j = 0; j < x[v].size(); j++) c[x[v][j]]++;
		p[v] = 1;
		sz++;
		return 1;
	}
	c[v]++;
	return 0;
}

Compilation message (stderr)

game.cpp: In function 'int hasEdge(int, int)':
game.cpp:18:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |   for (int j = 0; j < x[v].size(); j++) c[x[v][j]]++;
      |                   ~~^~~~~~~~~~~~~

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