Submission #347393

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
347393	2021-01-12T19:47:00 Z	dolphingarlic	Power Plant (JOI20_power)	C++14	100 / 100	192 ms	27180 KB

power

#include <bits/stdc++.h>
typedef long long ll;
using namespace std;

string s;
vector<int> graph[200001];
int dp[200001], ans = 1;

void dfs(int node = 1, int parent = 0) {
	int mx = 0;
	for (int i : graph[node]) if (i != parent) {
		dfs(i, node);
		dp[node] += dp[i];
		mx = max(mx, dp[i]);
	}
	dp[node] = max(s[node - 1] - '0', dp[node] - s[node - 1] + '0');
	ans = max(ans, max(mx + s[node - 1] - '0', dp[node]));
}

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

Subtask #1
6.0 / 6.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	4972 KB	Output is correct
2	Correct	3 ms	4972 KB	Output is correct
3	Correct	3 ms	4972 KB	Output is correct
4	Correct	3 ms	4972 KB	Output is correct
5	Correct	3 ms	4972 KB	Output is correct
6	Correct	4 ms	4972 KB	Output is correct
7	Correct	3 ms	4972 KB	Output is correct
8	Correct	3 ms	4972 KB	Output is correct
9	Correct	3 ms	4972 KB	Output is correct
10	Correct	3 ms	4972 KB	Output is correct
11	Correct	3 ms	4972 KB	Output is correct
12	Correct	3 ms	4972 KB	Output is correct
13	Correct	3 ms	4972 KB	Output is correct
14	Correct	3 ms	4972 KB	Output is correct
15	Correct	3 ms	4972 KB	Output is correct
16	Correct	3 ms	4972 KB	Output is correct
17	Correct	3 ms	4972 KB	Output is correct
18	Correct	3 ms	4972 KB	Output is correct
19	Correct	3 ms	4972 KB	Output is correct
20	Correct	3 ms	5100 KB	Output is correct
21	Correct	4 ms	4972 KB	Output is correct

Subtask #2
41.0 / 41.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	4972 KB	Output is correct
2	Correct	3 ms	4972 KB	Output is correct
3	Correct	3 ms	4972 KB	Output is correct
4	Correct	3 ms	4972 KB	Output is correct
5	Correct	3 ms	4972 KB	Output is correct
6	Correct	4 ms	4972 KB	Output is correct
7	Correct	3 ms	4972 KB	Output is correct
8	Correct	3 ms	4972 KB	Output is correct
9	Correct	3 ms	4972 KB	Output is correct
10	Correct	3 ms	4972 KB	Output is correct
11	Correct	3 ms	4972 KB	Output is correct
12	Correct	3 ms	4972 KB	Output is correct
13	Correct	3 ms	4972 KB	Output is correct
14	Correct	3 ms	4972 KB	Output is correct
15	Correct	3 ms	4972 KB	Output is correct
16	Correct	3 ms	4972 KB	Output is correct
17	Correct	3 ms	4972 KB	Output is correct
18	Correct	3 ms	4972 KB	Output is correct
19	Correct	3 ms	4972 KB	Output is correct
20	Correct	3 ms	5100 KB	Output is correct
21	Correct	4 ms	4972 KB	Output is correct
22	Correct	4 ms	5100 KB	Output is correct
23	Correct	4 ms	5100 KB	Output is correct
24	Correct	4 ms	5100 KB	Output is correct
25	Correct	4 ms	5100 KB	Output is correct
26	Correct	4 ms	5100 KB	Output is correct
27	Correct	4 ms	5100 KB	Output is correct
28	Correct	4 ms	5100 KB	Output is correct
29	Correct	4 ms	5228 KB	Output is correct
30	Correct	4 ms	5248 KB	Output is correct
31	Correct	4 ms	5100 KB	Output is correct
32	Correct	4 ms	5100 KB	Output is correct
33	Correct	5 ms	5100 KB	Output is correct
34	Correct	4 ms	5100 KB	Output is correct
35	Correct	4 ms	5100 KB	Output is correct
36	Correct	4 ms	5100 KB	Output is correct
37	Correct	4 ms	5100 KB	Output is correct
38	Correct	4 ms	5100 KB	Output is correct
39	Correct	4 ms	5100 KB	Output is correct
40	Correct	4 ms	5100 KB	Output is correct
41	Correct	4 ms	5228 KB	Output is correct
42	Correct	4 ms	5100 KB	Output is correct
43	Correct	4 ms	5100 KB	Output is correct
44	Correct	5 ms	5100 KB	Output is correct
45	Correct	5 ms	5100 KB	Output is correct
46	Correct	4 ms	5100 KB	Output is correct
47	Correct	4 ms	5100 KB	Output is correct
48	Correct	4 ms	5228 KB	Output is correct
49	Correct	4 ms	5228 KB	Output is correct
50	Correct	6 ms	5228 KB	Output is correct
51	Correct	4 ms	5100 KB	Output is correct
52	Correct	4 ms	5100 KB	Output is correct
53	Correct	5 ms	5100 KB	Output is correct
54	Correct	4 ms	5100 KB	Output is correct
55	Correct	4 ms	5100 KB	Output is correct
56	Correct	4 ms	5100 KB	Output is correct
57	Correct	4 ms	5228 KB	Output is correct
58	Correct	4 ms	5100 KB	Output is correct
59	Correct	4 ms	5100 KB	Output is correct
60	Correct	5 ms	5228 KB	Output is correct
61	Correct	4 ms	5100 KB	Output is correct
62	Correct	4 ms	5228 KB	Output is correct
63	Correct	4 ms	5100 KB	Output is correct

Subtask #3
53.0 / 53.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	4972 KB	Output is correct
2	Correct	3 ms	4972 KB	Output is correct
3	Correct	3 ms	4972 KB	Output is correct
4	Correct	3 ms	4972 KB	Output is correct
5	Correct	3 ms	4972 KB	Output is correct
6	Correct	4 ms	4972 KB	Output is correct
7	Correct	3 ms	4972 KB	Output is correct
8	Correct	3 ms	4972 KB	Output is correct
9	Correct	3 ms	4972 KB	Output is correct
10	Correct	3 ms	4972 KB	Output is correct
11	Correct	3 ms	4972 KB	Output is correct
12	Correct	3 ms	4972 KB	Output is correct
13	Correct	3 ms	4972 KB	Output is correct
14	Correct	3 ms	4972 KB	Output is correct
15	Correct	3 ms	4972 KB	Output is correct
16	Correct	3 ms	4972 KB	Output is correct
17	Correct	3 ms	4972 KB	Output is correct
18	Correct	3 ms	4972 KB	Output is correct
19	Correct	3 ms	4972 KB	Output is correct
20	Correct	3 ms	5100 KB	Output is correct
21	Correct	4 ms	4972 KB	Output is correct
22	Correct	4 ms	5100 KB	Output is correct
23	Correct	4 ms	5100 KB	Output is correct
24	Correct	4 ms	5100 KB	Output is correct
25	Correct	4 ms	5100 KB	Output is correct
26	Correct	4 ms	5100 KB	Output is correct
27	Correct	4 ms	5100 KB	Output is correct
28	Correct	4 ms	5100 KB	Output is correct
29	Correct	4 ms	5228 KB	Output is correct
30	Correct	4 ms	5248 KB	Output is correct
31	Correct	4 ms	5100 KB	Output is correct
32	Correct	4 ms	5100 KB	Output is correct
33	Correct	5 ms	5100 KB	Output is correct
34	Correct	4 ms	5100 KB	Output is correct
35	Correct	4 ms	5100 KB	Output is correct
36	Correct	4 ms	5100 KB	Output is correct
37	Correct	4 ms	5100 KB	Output is correct
38	Correct	4 ms	5100 KB	Output is correct
39	Correct	4 ms	5100 KB	Output is correct
40	Correct	4 ms	5100 KB	Output is correct
41	Correct	4 ms	5228 KB	Output is correct
42	Correct	4 ms	5100 KB	Output is correct
43	Correct	4 ms	5100 KB	Output is correct
44	Correct	5 ms	5100 KB	Output is correct
45	Correct	5 ms	5100 KB	Output is correct
46	Correct	4 ms	5100 KB	Output is correct
47	Correct	4 ms	5100 KB	Output is correct
48	Correct	4 ms	5228 KB	Output is correct
49	Correct	4 ms	5228 KB	Output is correct
50	Correct	6 ms	5228 KB	Output is correct
51	Correct	4 ms	5100 KB	Output is correct
52	Correct	4 ms	5100 KB	Output is correct
53	Correct	5 ms	5100 KB	Output is correct
54	Correct	4 ms	5100 KB	Output is correct
55	Correct	4 ms	5100 KB	Output is correct
56	Correct	4 ms	5100 KB	Output is correct
57	Correct	4 ms	5228 KB	Output is correct
58	Correct	4 ms	5100 KB	Output is correct
59	Correct	4 ms	5100 KB	Output is correct
60	Correct	5 ms	5228 KB	Output is correct
61	Correct	4 ms	5100 KB	Output is correct
62	Correct	4 ms	5228 KB	Output is correct
63	Correct	4 ms	5100 KB	Output is correct
64	Correct	158 ms	13508 KB	Output is correct
65	Correct	158 ms	13740 KB	Output is correct
66	Correct	171 ms	13592 KB	Output is correct
67	Correct	173 ms	13484 KB	Output is correct
68	Correct	168 ms	13464 KB	Output is correct
69	Correct	171 ms	13480 KB	Output is correct
70	Correct	172 ms	13500 KB	Output is correct
71	Correct	168 ms	13496 KB	Output is correct
72	Correct	152 ms	13480 KB	Output is correct
73	Correct	175 ms	26136 KB	Output is correct
74	Correct	186 ms	26284 KB	Output is correct
75	Correct	173 ms	13480 KB	Output is correct
76	Correct	168 ms	13360 KB	Output is correct
77	Correct	170 ms	13352 KB	Output is correct
78	Correct	162 ms	13352 KB	Output is correct
79	Correct	168 ms	13360 KB	Output is correct
80	Correct	174 ms	13480 KB	Output is correct
81	Correct	140 ms	13924 KB	Output is correct
82	Correct	156 ms	13652 KB	Output is correct
83	Correct	175 ms	18736 KB	Output is correct
84	Correct	170 ms	20792 KB	Output is correct
85	Correct	178 ms	20536 KB	Output is correct
86	Correct	177 ms	14892 KB	Output is correct
87	Correct	168 ms	14248 KB	Output is correct
88	Correct	154 ms	14696 KB	Output is correct
89	Correct	149 ms	14776 KB	Output is correct
90	Correct	155 ms	14604 KB	Output is correct
91	Correct	159 ms	14736 KB	Output is correct
92	Correct	168 ms	15128 KB	Output is correct
93	Correct	148 ms	17660 KB	Output is correct
94	Correct	151 ms	19332 KB	Output is correct
95	Correct	146 ms	18020 KB	Output is correct
96	Correct	162 ms	16152 KB	Output is correct
97	Correct	151 ms	14908 KB	Output is correct
98	Correct	155 ms	14172 KB	Output is correct
99	Correct	166 ms	13864 KB	Output is correct
100	Correct	150 ms	17048 KB	Output is correct
101	Correct	150 ms	15016 KB	Output is correct
102	Correct	148 ms	14332 KB	Output is correct
103	Correct	155 ms	14284 KB	Output is correct
104	Correct	104 ms	14304 KB	Output is correct
105	Correct	175 ms	22988 KB	Output is correct
106	Correct	104 ms	14304 KB	Output is correct
107	Correct	104 ms	14304 KB	Output is correct
108	Correct	187 ms	26976 KB	Output is correct
109	Correct	117 ms	14304 KB	Output is correct
110	Correct	192 ms	27180 KB	Output is correct
111	Correct	167 ms	13368 KB	Output is correct

Submission #347393

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 41.0 / 41.0

Subtask #3 53.0 / 53.0

Subtask #1
6.0 / 6.0

Subtask #2
41.0 / 41.0

Subtask #3
53.0 / 53.0