Submission #1165690

#	Time	Username	Problem	Language	Result	Execution time	Memory
1165690		ty_mxzhn	Game (IOI14_game)	C++20	Compilation error	0 ms	0 KiB

game

#include "game.h"
#include <bits/stdc++.h>
using namespace std;
const int N = 1507;
int par[N] , cnt[N][N];
int find(int a){
    if(par[a] == a)return a;
    return par[a] = find(par[a]);
}
void merge(int a , int b){
    a = find(a) , b = find(b);
    if(a == b)return;
    par[a] = b;
    for(int i = 0;i<N;i++){
        cnt[b][i] += cnt[a][i];
    }
}
void initialize(int n) {
    iota(par , par + N , 0);
    memset(cnt , 0 , sizeof(cnt));
}
int hasEdge(int u, int v) {
    u = find(u) , v = find(v);
    assert(u != v);
    int target = subt[u] * subt[v];
    cnt[u][v]++;
    cnt[v][u]++;
    if(cnt[u][v] == target){
        merge(u,v);
        return 1;
    }
    else{
        return 0;
    }
}

Compilation message (stderr)

game.cpp: In function 'int hasEdge(int, int)':
game.cpp:25:18: error: 'subt' was not declared in this scope
   25 |     int target = subt[u] * subt[v];
      |                  ^~~~