Submission #131259

#	Time	Username	Problem	Language	Result	Execution time	Memory
131259		Blagojce	Game (IOI14_game)	C++11	0 / 100	2 ms	380 KiB

game

#include <bits/stdc++.h>
#define fr(i, n, m) for(int i = (n); i < (m); i ++)
#define pb push_back
#define st first
#define nd second
#define pq priority_queue
#define all(x) begin(x),end(x)
#define what_is(x) cout<<#x<<' '<<x<<endl

#include "game.h"

using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
ll const inf = 1e9;
ll const mod = 1e9 + 7;
ld const eps = 1e-9;

int link1[2000];
int SIZE1[2000];

int link2[2000];
int SIZE2[2000];
int A, B;
int findx1(int x){
        while(x != link1[x]) x = link1[x];
        return x;
}
bool same1(int a, int b){
        return findx1(a) == findx1(b);
}
void unite1(int a, int b){
        A --;
        a = findx1(a);
        b = findx1(b);
        if(SIZE1[a] < SIZE1[b]) swap(a, b);
        SIZE1[a] += SIZE1[b];
        link1[a] = b;
}

int findx2(int x){
        while(x != link2[x]) x = link2[x];
        return x;
}
bool same2(int a, int b){
        return findx2(a) == findx2(b);
}
void unite2(int a, int b){
        B --;
        a = findx2(a);
        b = findx2(b);
        if(SIZE2[a] < SIZE2[b]) swap(a, b);
        SIZE2[a] += SIZE2[b];
        link2[a] = b;
}


void initialize(int n) {
        A = B = n;
        fr(i, 0, n){
                link1[i] = i;
                link2[i] = i;
        }
        fr(i, 0, n){
                SIZE2[i] = 1;
                SIZE2[i] = 1;
        }
}

int hasEdge(int u, int v) {
        if(same1(u, v)) return 1;
        else if(same2(u, v)) return 0;
        else{
                if(A > B){
                        unite1(u, v);
                        return 1;
                }
                else{
                        unite2(u, v);
                        return 0;
                }
        }
}

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