oj.uz

답안 #554197

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
554197 2022-04-27T22:47:43 Z dooompy Power Plant (JOI20_power) C++17
100 / 100
 231 ms 25308 KB 
#include <bits/stdc++.h>

using namespace std;

vector<int> adj[200005];
string s;

int ans = 0;

int dfs(int node, int par) {
	int cur = 0;
	
	for (auto a : adj[node]) {
		if (a == par) continue;
		int t = dfs(a, node);
		
		if (s[node-1] == '1') ans = max(ans, t + 1);
		cur += t;
	}
	
	if (s[node-1] == '1') cur = max(cur-1, 1);
	ans = max(ans, cur);
	
	return cur;
}

int main() {
	int n; cin >> n;
	for (int i = 0; i < n-1; i++) {
		int a, b; cin >> a >> b;
		adj[a].push_back(b);
		adj[b].push_back(a);
	}
	
	cin >> s;
	
	dfs(1, 1);
	
	cout << ans;
}

Subtask #1
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 4948 KB Output is correct
2 Correct 3 ms 4948 KB Output is correct
3 Correct 4 ms 5004 KB Output is correct
4 Correct 3 ms 5000 KB Output is correct
5 Correct 3 ms 4948 KB Output is correct
6 Correct 4 ms 4948 KB Output is correct
7 Correct 3 ms 5004 KB Output is correct
8 Correct 3 ms 5004 KB Output is correct
9 Correct 3 ms 4996 KB Output is correct
10 Correct 3 ms 4948 KB Output is correct
11 Correct 3 ms 4948 KB Output is correct
12 Correct 3 ms 5000 KB Output is correct
13 Correct 3 ms 4948 KB Output is correct
14 Correct 3 ms 4888 KB Output is correct
15 Correct 3 ms 4948 KB Output is correct
16 Correct 3 ms 4996 KB Output is correct
17 Correct 3 ms 5000 KB Output is correct
18 Correct 3 ms 4948 KB Output is correct
19 Correct 3 ms 4948 KB Output is correct
20 Correct 3 ms 4948 KB Output is correct
21 Correct 3 ms 4948 KB Output is correct

Subtask #2
41.0 / 41.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 4948 KB Output is correct
2 Correct 3 ms 4948 KB Output is correct
3 Correct 4 ms 5004 KB Output is correct
4 Correct 3 ms 5000 KB Output is correct
5 Correct 3 ms 4948 KB Output is correct
6 Correct 4 ms 4948 KB Output is correct
7 Correct 3 ms 5004 KB Output is correct
8 Correct 3 ms 5004 KB Output is correct
9 Correct 3 ms 4996 KB Output is correct
10 Correct 3 ms 4948 KB Output is correct
11 Correct 3 ms 4948 KB Output is correct
12 Correct 3 ms 5000 KB Output is correct
13 Correct 3 ms 4948 KB Output is correct
14 Correct 3 ms 4888 KB Output is correct
15 Correct 3 ms 4948 KB Output is correct
16 Correct 3 ms 4996 KB Output is correct
17 Correct 3 ms 5000 KB Output is correct
18 Correct 3 ms 4948 KB Output is correct
19 Correct 3 ms 4948 KB Output is correct
20 Correct 3 ms 4948 KB Output is correct
21 Correct 3 ms 4948 KB Output is correct
22 Correct 4 ms 5012 KB Output is correct
23 Correct 4 ms 5008 KB Output is correct
24 Correct 4 ms 5076 KB Output is correct
25 Correct 4 ms 5008 KB Output is correct
26 Correct 6 ms 5060 KB Output is correct
27 Correct 5 ms 5076 KB Output is correct
28 Correct 5 ms 5012 KB Output is correct
29 Correct 4 ms 5076 KB Output is correct
30 Correct 4 ms 5140 KB Output is correct
31 Correct 4 ms 5076 KB Output is correct
32 Correct 4 ms 5076 KB Output is correct
33 Correct 4 ms 5076 KB Output is correct
34 Correct 4 ms 5016 KB Output is correct
35 Correct 4 ms 5076 KB Output is correct
36 Correct 4 ms 5076 KB Output is correct
37 Correct 4 ms 5076 KB Output is correct
38 Correct 4 ms 5076 KB Output is correct
39 Correct 4 ms 5076 KB Output is correct
40 Correct 5 ms 5076 KB Output is correct
41 Correct 4 ms 5136 KB Output is correct
42 Correct 4 ms 5008 KB Output is correct
43 Correct 4 ms 5076 KB Output is correct
44 Correct 4 ms 5076 KB Output is correct
45 Correct 4 ms 5012 KB Output is correct
46 Correct 4 ms 5076 KB Output is correct
47 Correct 4 ms 5076 KB Output is correct
48 Correct 6 ms 5076 KB Output is correct
49 Correct 5 ms 5076 KB Output is correct
50 Correct 5 ms 5076 KB Output is correct
51 Correct 4 ms 5076 KB Output is correct
52 Correct 6 ms 5020 KB Output is correct
53 Correct 4 ms 5076 KB Output is correct
54 Correct 5 ms 4988 KB Output is correct
55 Correct 4 ms 5008 KB Output is correct
56 Correct 4 ms 5076 KB Output is correct
57 Correct 4 ms 5076 KB Output is correct
58 Correct 4 ms 5008 KB Output is correct
59 Correct 4 ms 5068 KB Output is correct
60 Correct 4 ms 5076 KB Output is correct
61 Correct 4 ms 5076 KB Output is correct
62 Correct 4 ms 5076 KB Output is correct
63 Correct 4 ms 5008 KB Output is correct

Subtask #3
53.0 / 53.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 4948 KB Output is correct
2 Correct 3 ms 4948 KB Output is correct
3 Correct 4 ms 5004 KB Output is correct
4 Correct 3 ms 5000 KB Output is correct
5 Correct 3 ms 4948 KB Output is correct
6 Correct 4 ms 4948 KB Output is correct
7 Correct 3 ms 5004 KB Output is correct
8 Correct 3 ms 5004 KB Output is correct
9 Correct 3 ms 4996 KB Output is correct
10 Correct 3 ms 4948 KB Output is correct
11 Correct 3 ms 4948 KB Output is correct
12 Correct 3 ms 5000 KB Output is correct
13 Correct 3 ms 4948 KB Output is correct
14 Correct 3 ms 4888 KB Output is correct
15 Correct 3 ms 4948 KB Output is correct
16 Correct 3 ms 4996 KB Output is correct
17 Correct 3 ms 5000 KB Output is correct
18 Correct 3 ms 4948 KB Output is correct
19 Correct 3 ms 4948 KB Output is correct
20 Correct 3 ms 4948 KB Output is correct
21 Correct 3 ms 4948 KB Output is correct
22 Correct 4 ms 5012 KB Output is correct
23 Correct 4 ms 5008 KB Output is correct
24 Correct 4 ms 5076 KB Output is correct
25 Correct 4 ms 5008 KB Output is correct
26 Correct 6 ms 5060 KB Output is correct
27 Correct 5 ms 5076 KB Output is correct
28 Correct 5 ms 5012 KB Output is correct
29 Correct 4 ms 5076 KB Output is correct
30 Correct 4 ms 5140 KB Output is correct
31 Correct 4 ms 5076 KB Output is correct
32 Correct 4 ms 5076 KB Output is correct
33 Correct 4 ms 5076 KB Output is correct
34 Correct 4 ms 5016 KB Output is correct
35 Correct 4 ms 5076 KB Output is correct
36 Correct 4 ms 5076 KB Output is correct
37 Correct 4 ms 5076 KB Output is correct
38 Correct 4 ms 5076 KB Output is correct
39 Correct 4 ms 5076 KB Output is correct
40 Correct 5 ms 5076 KB Output is correct
41 Correct 4 ms 5136 KB Output is correct
42 Correct 4 ms 5008 KB Output is correct
43 Correct 4 ms 5076 KB Output is correct
44 Correct 4 ms 5076 KB Output is correct
45 Correct 4 ms 5012 KB Output is correct
46 Correct 4 ms 5076 KB Output is correct
47 Correct 4 ms 5076 KB Output is correct
48 Correct 6 ms 5076 KB Output is correct
49 Correct 5 ms 5076 KB Output is correct
50 Correct 5 ms 5076 KB Output is correct
51 Correct 4 ms 5076 KB Output is correct
52 Correct 6 ms 5020 KB Output is correct
53 Correct 4 ms 5076 KB Output is correct
54 Correct 5 ms 4988 KB Output is correct
55 Correct 4 ms 5008 KB Output is correct
56 Correct 4 ms 5076 KB Output is correct
57 Correct 4 ms 5076 KB Output is correct
58 Correct 4 ms 5008 KB Output is correct
59 Correct 4 ms 5068 KB Output is correct
60 Correct 4 ms 5076 KB Output is correct
61 Correct 4 ms 5076 KB Output is correct
62 Correct 4 ms 5076 KB Output is correct
63 Correct 4 ms 5008 KB Output is correct
64 Correct 224 ms 14340 KB Output is correct
65 Correct 209 ms 14332 KB Output is correct
66 Correct 196 ms 14312 KB Output is correct
67 Correct 231 ms 14396 KB Output is correct
68 Correct 189 ms 14440 KB Output is correct
69 Correct 187 ms 14392 KB Output is correct
70 Correct 207 ms 14368 KB Output is correct
71 Correct 205 ms 14412 KB Output is correct
72 Correct 184 ms 14368 KB Output is correct
73 Correct 213 ms 24456 KB Output is correct
74 Correct 230 ms 24368 KB Output is correct
75 Correct 187 ms 14284 KB Output is correct
76 Correct 221 ms 14284 KB Output is correct
77 Correct 205 ms 14276 KB Output is correct
78 Correct 201 ms 14356 KB Output is correct
79 Correct 210 ms 14316 KB Output is correct
80 Correct 190 ms 14316 KB Output is correct
81 Correct 177 ms 14676 KB Output is correct
82 Correct 194 ms 14608 KB Output is correct
83 Correct 206 ms 18464 KB Output is correct
84 Correct 214 ms 20060 KB Output is correct
85 Correct 217 ms 19912 KB Output is correct
86 Correct 188 ms 15464 KB Output is correct
87 Correct 208 ms 14880 KB Output is correct
88 Correct 198 ms 15460 KB Output is correct
89 Correct 183 ms 15504 KB Output is correct
90 Correct 189 ms 15256 KB Output is correct
91 Correct 186 ms 15456 KB Output is correct
92 Correct 180 ms 15664 KB Output is correct
93 Correct 181 ms 17584 KB Output is correct
94 Correct 173 ms 18952 KB Output is correct
95 Correct 221 ms 17952 KB Output is correct
96 Correct 178 ms 16476 KB Output is correct
97 Correct 183 ms 15380 KB Output is correct
98 Correct 181 ms 14852 KB Output is correct
99 Correct 184 ms 14728 KB Output is correct
100 Correct 186 ms 17288 KB Output is correct
101 Correct 180 ms 15660 KB Output is correct
102 Correct 184 ms 15164 KB Output is correct
103 Correct 183 ms 14864 KB Output is correct
104 Correct 149 ms 15212 KB Output is correct
105 Correct 223 ms 21784 KB Output is correct
106 Correct 139 ms 15056 KB Output is correct
107 Correct 153 ms 15088 KB Output is correct
108 Correct 202 ms 25020 KB Output is correct
109 Correct 174 ms 15260 KB Output is correct
110 Correct 216 ms 25308 KB Output is correct
111 Correct 180 ms 14312 KB Output is correct