oj.uz

답안 #825436

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
825436 2023-08-14T20:13:16 Z QwertyPi Paths (BOI18_paths) C++14
100 / 100
 737 ms 100424 KB 
#include <bits/stdc++.h>
#define int long long
using namespace std;

const int MAXN = 3e5 + 11;

int a[MAXN];
int dp[MAXN][1 << 5];
vector<int> G[MAXN];
struct edge{
	int u, v;
};

vector<edge> E;
int32_t main(){
	int n, m, k; cin >> n >> m >> k;
	for(int i = 0; i < n; i++) cin >> a[i];
	for(int i = 0; i < n; i++) a[i]--;
	for(int i = 0; i < m; i++){
		int u, v; cin >> u >> v; u--; v--;
		G[u].push_back(v); G[v].push_back(u);
	}
	for(int i = 0; i < n; i++){
		dp[i][1 << a[i]] = 1;
	}

	for(int mask = 0; mask < (1 << k); mask++){
		for(int j = 0; j < k; j++){
			if((1 << j) & mask){
				for(int i = 0; i < n; i++){
					for(auto u : G[i]){
						if(a[u] != j) continue;
						dp[u][mask] += dp[i][mask - (1 << j)];
					}
				}
			}
		}
	}

	int ans = 0;
	for(int i = 0; i < n; i++){
		for(int j = 0; j < (1 << k); j++){
			ans += dp[i][j];
		}
	}
	cout << ans - n << endl;
}

Subtask #1
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 7252 KB Output is correct
2 Correct 3 ms 7380 KB Output is correct
3 Correct 3 ms 7380 KB Output is correct
4 Correct 3 ms 7380 KB Output is correct
5 Correct 3 ms 7380 KB Output is correct
6 Correct 3 ms 7364 KB Output is correct
7 Correct 3 ms 7380 KB Output is correct
8 Correct 3 ms 7380 KB Output is correct
9 Correct 3 ms 7252 KB Output is correct
10 Correct 3 ms 7252 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 147 ms 15820 KB Output is correct
2 Correct 118 ms 14660 KB Output is correct
3 Correct 429 ms 99464 KB Output is correct
4 Correct 177 ms 26544 KB Output is correct
5 Correct 147 ms 26512 KB Output is correct
6 Correct 310 ms 71976 KB Output is correct
7 Correct 522 ms 99836 KB Output is correct
8 Correct 432 ms 100424 KB Output is correct

Subtask #3
27.0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 7252 KB Output is correct
2 Correct 3 ms 7380 KB Output is correct
3 Correct 3 ms 7380 KB Output is correct
4 Correct 3 ms 7380 KB Output is correct
5 Correct 3 ms 7380 KB Output is correct
6 Correct 3 ms 7364 KB Output is correct
7 Correct 3 ms 7380 KB Output is correct
8 Correct 3 ms 7380 KB Output is correct
9 Correct 3 ms 7252 KB Output is correct
10 Correct 3 ms 7252 KB Output is correct
11 Correct 147 ms 15820 KB Output is correct
12 Correct 118 ms 14660 KB Output is correct
13 Correct 429 ms 99464 KB Output is correct
14 Correct 177 ms 26544 KB Output is correct
15 Correct 147 ms 26512 KB Output is correct
16 Correct 310 ms 71976 KB Output is correct
17 Correct 522 ms 99836 KB Output is correct
18 Correct 432 ms 100424 KB Output is correct
19 Correct 145 ms 18672 KB Output is correct
20 Correct 148 ms 16956 KB Output is correct
21 Correct 447 ms 99824 KB Output is correct
22 Correct 164 ms 26532 KB Output is correct
23 Correct 190 ms 26556 KB Output is correct
24 Correct 304 ms 71972 KB Output is correct
25 Correct 445 ms 99836 KB Output is correct
26 Correct 406 ms 100352 KB Output is correct
27 Correct 170 ms 16836 KB Output is correct
28 Correct 192 ms 20816 KB Output is correct
29 Correct 737 ms 99840 KB Output is correct
30 Correct 468 ms 58848 KB Output is correct
31 Correct 502 ms 58948 KB Output is correct
32 Correct 700 ms 99856 KB Output is correct
33 Correct 3 ms 7360 KB Output is correct
34 Correct 4 ms 7380 KB Output is correct
35 Correct 3 ms 7352 KB Output is correct
36 Correct 4 ms 7352 KB Output is correct
37 Correct 3 ms 7348 KB Output is correct
38 Correct 4 ms 7380 KB Output is correct
39 Correct 4 ms 7380 KB Output is correct
40 Correct 4 ms 7380 KB Output is correct
41 Correct 3 ms 7252 KB Output is correct
42 Correct 3 ms 7252 KB Output is correct

Subtask #4
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 7252 KB Output is correct
2 Correct 73 ms 9628 KB Output is correct
3 Correct 43 ms 9596 KB Output is correct
4 Correct 124 ms 36648 KB Output is correct
5 Correct 95 ms 37088 KB Output is correct
6 Correct 333 ms 36692 KB Output is correct
7 Correct 56 ms 9676 KB Output is correct
8 Correct 216 ms 36640 KB Output is correct
9 Correct 130 ms 37044 KB Output is correct
10 Correct 152 ms 36840 KB Output is correct
11 Correct 168 ms 22920 KB Output is correct
12 Correct 162 ms 29788 KB Output is correct
13 Correct 195 ms 23008 KB Output is correct
14 Correct 295 ms 36692 KB Output is correct
15 Correct 294 ms 36684 KB Output is correct
16 Correct 3 ms 7380 KB Output is correct
17 Correct 4 ms 7380 KB Output is correct
18 Correct 3 ms 7380 KB Output is correct
19 Correct 3 ms 7380 KB Output is correct
20 Correct 3 ms 7380 KB Output is correct
21 Correct 3 ms 7380 KB Output is correct
22 Correct 3 ms 7380 KB Output is correct
23 Correct 3 ms 7380 KB Output is correct
24 Correct 3 ms 7252 KB Output is correct
25 Correct 3 ms 7252 KB Output is correct