답안 #67931

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
67931 2018-08-15T14:42:31 Z boook 게임 (IOI14_game) C++14
42 / 100
1000 ms 2564 KB
/*input

*/
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
using namespace std;
using namespace __gnu_pbds;
#define REP(i,j,k)     for(int i = j ; i < k ; ++i)
#define RREP(i,j,k)    for(int i = j ; i >=k ; --i)
#define A    first
#define B    second
#define mp   make_pair
#define pb   emplace_back
#define PII pair<int , int>
#define MEM(i,j)   memset(i , j , sizeof i)
#define ALL(i)     i.begin() , i.end()
#define DBGG(i,j)     cout << i << " " << j << endl
#define DB4(i,j,k,l)  cout << i << " " << j << " " << k << " " << l << endl
#define IOS cin.tie(0) , cout.sync_with_stdio(0)
// #define endl "\n"
///------------------------------------------------------------
#define MAX 1500
#define INF 0x3f3f3f3f

struct djs{
	int x[MAX] , siz[MAX];
	map<int , int> cc[MAX];
	void init(){ REP(i , 0 , MAX) x[i] = i , siz[i] = 1; }
	int Find(int a){ return a == x[a] ? a : x[a] = Find(x[a]); }
	void Union(int a , int b){
		a = Find(a) , b = Find(b);
		if(a == b) return ;
		if(siz[a] < siz[b]) swap(a , b);
		// cc[a].insert(cc[b].begin() , cc[b].end());
		for(auto to : cc[b]) cc[a][Find(to.A)] += to.B;
		x[b] = a , siz[a] += siz[b];
		map<int , int> ().swap(cc[b]);
	}
	int operator[](int a){ return Find(a); }
} ds;

int n;
void initialize(int _n){
	n = _n;
	ds.init();
}
int hasEdge(int a, int b){
	a = ds[a];
	b = ds[b];
	int cnt = 0;
	ds.cc[a][b] ++;
	ds.cc[b][a] ++;
	map<int , int> tmp;
	for(auto to : ds.cc[a]){
		int idx = ds[to.A];
		if(idx == b) cnt += to.B;
		if(idx != a) tmp[idx] += to.B;
	}
	ds.cc[a].swap(tmp);
	// for(auto to : ds.cc[a]) if(ds[to.A] == b) cnt += to.B;
	if(cnt == ds.siz[a] * ds.siz[b]) return ds.Union(a , b) , 1;
	return 0;
}
// int main(){
// 	initialize(4);
// 	int a , b;
// 	while(cin >> a >> b){
// 		cout << hasEdge(a , b) << endl;
// 	}
// 	return 0;
// }
# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 376 KB Output is correct
2 Correct 2 ms 488 KB Output is correct
3 Correct 3 ms 488 KB Output is correct
4 Correct 2 ms 616 KB Output is correct
5 Correct 2 ms 616 KB Output is correct
6 Correct 4 ms 616 KB Output is correct
7 Correct 2 ms 616 KB Output is correct
8 Correct 3 ms 616 KB Output is correct
9 Correct 3 ms 616 KB Output is correct
10 Correct 3 ms 644 KB Output is correct
11 Correct 3 ms 644 KB Output is correct
12 Correct 3 ms 644 KB Output is correct
13 Correct 2 ms 644 KB Output is correct
14 Correct 3 ms 644 KB Output is correct
15 Correct 2 ms 644 KB Output is correct
16 Correct 3 ms 644 KB Output is correct
17 Correct 3 ms 644 KB Output is correct
18 Correct 3 ms 644 KB Output is correct
19 Correct 3 ms 644 KB Output is correct
20 Correct 2 ms 644 KB Output is correct
21 Correct 4 ms 672 KB Output is correct
22 Correct 2 ms 672 KB Output is correct
23 Correct 4 ms 672 KB Output is correct
24 Correct 3 ms 672 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 672 KB Output is correct
2 Correct 4 ms 672 KB Output is correct
3 Correct 3 ms 672 KB Output is correct
4 Correct 2 ms 672 KB Output is correct
5 Correct 2 ms 672 KB Output is correct
6 Correct 3 ms 672 KB Output is correct
7 Correct 2 ms 672 KB Output is correct
8 Correct 3 ms 672 KB Output is correct
9 Correct 3 ms 672 KB Output is correct
10 Correct 3 ms 672 KB Output is correct
11 Correct 3 ms 672 KB Output is correct
12 Correct 2 ms 672 KB Output is correct
13 Correct 3 ms 672 KB Output is correct
14 Correct 3 ms 672 KB Output is correct
15 Correct 3 ms 672 KB Output is correct
16 Correct 3 ms 672 KB Output is correct
17 Correct 3 ms 672 KB Output is correct
18 Correct 3 ms 672 KB Output is correct
19 Correct 3 ms 672 KB Output is correct
20 Correct 3 ms 672 KB Output is correct
21 Correct 3 ms 672 KB Output is correct
22 Correct 2 ms 672 KB Output is correct
23 Correct 3 ms 672 KB Output is correct
24 Correct 3 ms 672 KB Output is correct
25 Correct 4 ms 672 KB Output is correct
26 Correct 3 ms 672 KB Output is correct
27 Correct 4 ms 672 KB Output is correct
28 Correct 4 ms 672 KB Output is correct
29 Correct 3 ms 672 KB Output is correct
30 Correct 4 ms 672 KB Output is correct
31 Correct 5 ms 672 KB Output is correct
32 Correct 4 ms 672 KB Output is correct
33 Correct 3 ms 672 KB Output is correct
34 Correct 12 ms 748 KB Output is correct
35 Correct 9 ms 752 KB Output is correct
36 Correct 14 ms 764 KB Output is correct
37 Correct 10 ms 764 KB Output is correct
38 Correct 10 ms 772 KB Output is correct
39 Correct 14 ms 780 KB Output is correct
40 Correct 14 ms 780 KB Output is correct
41 Correct 10 ms 780 KB Output is correct
42 Correct 9 ms 796 KB Output is correct
43 Correct 11 ms 796 KB Output is correct
44 Correct 5 ms 796 KB Output is correct
45 Correct 11 ms 796 KB Output is correct
46 Correct 13 ms 812 KB Output is correct
47 Correct 15 ms 812 KB Output is correct
48 Correct 17 ms 812 KB Output is correct
49 Correct 13 ms 812 KB Output is correct
50 Correct 6 ms 812 KB Output is correct
51 Correct 7 ms 836 KB Output is correct
52 Correct 9 ms 836 KB Output is correct
53 Correct 6 ms 836 KB Output is correct
54 Correct 7 ms 836 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 836 KB Output is correct
2 Correct 3 ms 836 KB Output is correct
3 Correct 3 ms 836 KB Output is correct
4 Correct 4 ms 836 KB Output is correct
5 Correct 2 ms 836 KB Output is correct
6 Correct 3 ms 836 KB Output is correct
7 Correct 3 ms 836 KB Output is correct
8 Correct 3 ms 836 KB Output is correct
9 Correct 3 ms 836 KB Output is correct
10 Correct 2 ms 836 KB Output is correct
11 Correct 3 ms 836 KB Output is correct
12 Correct 4 ms 836 KB Output is correct
13 Correct 3 ms 836 KB Output is correct
14 Correct 3 ms 836 KB Output is correct
15 Correct 2 ms 836 KB Output is correct
16 Correct 3 ms 836 KB Output is correct
17 Correct 3 ms 836 KB Output is correct
18 Correct 3 ms 836 KB Output is correct
19 Correct 3 ms 836 KB Output is correct
20 Correct 3 ms 836 KB Output is correct
21 Correct 3 ms 836 KB Output is correct
22 Correct 2 ms 836 KB Output is correct
23 Correct 4 ms 836 KB Output is correct
24 Correct 3 ms 836 KB Output is correct
25 Correct 4 ms 836 KB Output is correct
26 Correct 3 ms 836 KB Output is correct
27 Correct 3 ms 836 KB Output is correct
28 Correct 4 ms 836 KB Output is correct
29 Correct 4 ms 836 KB Output is correct
30 Correct 4 ms 836 KB Output is correct
31 Correct 4 ms 836 KB Output is correct
32 Correct 3 ms 836 KB Output is correct
33 Correct 4 ms 836 KB Output is correct
34 Correct 11 ms 836 KB Output is correct
35 Correct 13 ms 836 KB Output is correct
36 Correct 11 ms 932 KB Output is correct
37 Correct 13 ms 932 KB Output is correct
38 Correct 9 ms 932 KB Output is correct
39 Correct 15 ms 932 KB Output is correct
40 Correct 10 ms 932 KB Output is correct
41 Correct 9 ms 932 KB Output is correct
42 Correct 13 ms 932 KB Output is correct
43 Correct 11 ms 932 KB Output is correct
44 Correct 6 ms 932 KB Output is correct
45 Correct 17 ms 932 KB Output is correct
46 Correct 17 ms 932 KB Output is correct
47 Correct 16 ms 932 KB Output is correct
48 Correct 14 ms 932 KB Output is correct
49 Correct 14 ms 932 KB Output is correct
50 Correct 8 ms 932 KB Output is correct
51 Correct 7 ms 932 KB Output is correct
52 Correct 5 ms 932 KB Output is correct
53 Correct 7 ms 932 KB Output is correct
54 Correct 6 ms 932 KB Output is correct
55 Execution timed out 1084 ms 2564 KB Time limit exceeded
56 Halted 0 ms 0 KB -