Submission #72591

#	Time	Username	Problem	Language	Result	Execution time	Memory
72591		vex	Game (IOI14_game)	C++14	0 / 100	3 ms	412 KiB

game

#include <bits/stdc++.h>
#define maxn 1505
using namespace std;

int n;
int sz[maxn],p[maxn];
int uk=0;
void initialize(int N)
{
    n=N;
    for(int i=0;i<n;i++)
    {
        sz[i]=1;
        p[i]=i;
    }
}
int fnd(int x)
{
    if(x==p[x])return x;
    p[x]=fnd(p[x]);
    return p[x];
}
bool same(int x,int y)
{
    return fnd(x)==fnd(y);
}
void unite(int x,int y)
{
    x=fnd(x);
    y=fnd(y);
    if(sz[x]<sz[y])swap(x,y);
    sz[x]+=sz[y];
    p[y]=x;
}

int hasEdge(int u,int v)
{
    if(same(u,v))return 0;
    
    u=fnd(u);
    v=fnd(v);
    
    if(sz[u]+sz[v]<n)return 1;
    return 0;
}

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