Submission #1059186

#	Time	Username	Problem	Language	Result	Execution time	Memory
1059186		vjudge1	Game (IOI14_game)	C++17	0 / 100	1 ms	348 KiB

game

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

using namespace std;

typedef pair<int, int> ii;
typedef long long ll;
typedef pair<long long, long long> pll;
typedef pair<char, int> ci;
typedef pair<string, int> si;
typedef long double ld;
typedef vector<int> vi;
typedef vector<string> vs;
#define pb push_back
#define fi first
#define se second
#define whole(v) v.begin(), v.end()
#define rwhole(v) v.rbegin(), v.rend()
#define inf INT_MAX/2
#define fro front

int cnt = 0;
int q;
int m;
int deff = 0;
int len[2000];
int f[2000];
int k = 0;

int ffather(int i){
    if(f[i] == i){
        return i;
    }
    return ffather(f[i]);
}

void join(int u, int v){
    u = ffather(u);
    v = ffather(v);
    if(u == v){
        return;
    }
    if(len[u] > len[v]){
        swap(u, v);
    }
    f[u] = v;
    len[v] += len[u];
}

void initialize(int n) {
    for(int i = 1; i < 2000; ++i){
        f[i] = i;
        len[i] = 1;
    }
    deff = 0;
    m = n;
    q = (n * (n-1)) / 2;
}

int hasEdge(int u, int v){
    k++;
    if(ffather(u) != ffather(v)){
        if(cnt == m-2){
            if(k == q){
                return 1;
            }else{
                return 0;
            }
        }else{
            join(u, v);
            cnt++;
            return 1;
        }
    }else{
        return 0;
    }
}

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