답안 #444918

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
444918 2021-07-15T20:52:06 Z dutch Power Plant (JOI20_power) C++17
100 / 100
174 ms 24860 KB
#include <bits/stdc++.h>
using namespace std;

const int MAXN = 2e5;

int n, ans, dp[MAXN];
vector<int> g[MAXN];
string s;

void dfs(int u, int p){
	dp[u] = -1 * (s[u] - '0');
	for(int &v : g[u]) if(v - p){
		dfs(v, u);
		ans = max(ans, s[u] - '0' + dp[v]);
		dp[u] += dp[v];
	}
	dp[u] = max(dp[u], s[u] - '0');
	ans = max(ans, dp[u]);
}

signed main(){
	cin.tie(0)->sync_with_stdio(0);
	cin >> n;
	for(int i=1; i<n; ++i){
		int u, v; cin >> u >> v;
		--u, --v;
		g[u].push_back(v);
		g[v].push_back(u);
	}
	cin >> s;
	dfs(0, 0);
	cout << ans;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 4940 KB Output is correct
2 Correct 4 ms 5068 KB Output is correct
3 Correct 3 ms 4940 KB Output is correct
4 Correct 3 ms 4940 KB Output is correct
5 Correct 3 ms 4940 KB Output is correct
6 Correct 4 ms 4940 KB Output is correct
7 Correct 3 ms 4940 KB Output is correct
8 Correct 3 ms 4940 KB Output is correct
9 Correct 3 ms 4940 KB Output is correct
10 Correct 3 ms 4940 KB Output is correct
11 Correct 4 ms 4940 KB Output is correct
12 Correct 3 ms 4940 KB Output is correct
13 Correct 4 ms 4940 KB Output is correct
14 Correct 3 ms 5012 KB Output is correct
15 Correct 3 ms 4940 KB Output is correct
16 Correct 3 ms 4940 KB Output is correct
17 Correct 4 ms 4940 KB Output is correct
18 Correct 3 ms 4940 KB Output is correct
19 Correct 3 ms 4940 KB Output is correct
20 Correct 4 ms 5012 KB Output is correct
21 Correct 4 ms 5028 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 4940 KB Output is correct
2 Correct 4 ms 5068 KB Output is correct
3 Correct 3 ms 4940 KB Output is correct
4 Correct 3 ms 4940 KB Output is correct
5 Correct 3 ms 4940 KB Output is correct
6 Correct 4 ms 4940 KB Output is correct
7 Correct 3 ms 4940 KB Output is correct
8 Correct 3 ms 4940 KB Output is correct
9 Correct 3 ms 4940 KB Output is correct
10 Correct 3 ms 4940 KB Output is correct
11 Correct 4 ms 4940 KB Output is correct
12 Correct 3 ms 4940 KB Output is correct
13 Correct 4 ms 4940 KB Output is correct
14 Correct 3 ms 5012 KB Output is correct
15 Correct 3 ms 4940 KB Output is correct
16 Correct 3 ms 4940 KB Output is correct
17 Correct 4 ms 4940 KB Output is correct
18 Correct 3 ms 4940 KB Output is correct
19 Correct 3 ms 4940 KB Output is correct
20 Correct 4 ms 5012 KB Output is correct
21 Correct 4 ms 5028 KB Output is correct
22 Correct 4 ms 5036 KB Output is correct
23 Correct 4 ms 5028 KB Output is correct
24 Correct 4 ms 5068 KB Output is correct
25 Correct 4 ms 5068 KB Output is correct
26 Correct 4 ms 5028 KB Output is correct
27 Correct 4 ms 5024 KB Output is correct
28 Correct 4 ms 5068 KB Output is correct
29 Correct 4 ms 5196 KB Output is correct
30 Correct 4 ms 5068 KB Output is correct
31 Correct 4 ms 5072 KB Output is correct
32 Correct 4 ms 5068 KB Output is correct
33 Correct 4 ms 5068 KB Output is correct
34 Correct 4 ms 5032 KB Output is correct
35 Correct 4 ms 5068 KB Output is correct
36 Correct 5 ms 5068 KB Output is correct
37 Correct 4 ms 5068 KB Output is correct
38 Correct 4 ms 5068 KB Output is correct
39 Correct 4 ms 5160 KB Output is correct
40 Correct 4 ms 5068 KB Output is correct
41 Correct 4 ms 5156 KB Output is correct
42 Correct 4 ms 5068 KB Output is correct
43 Correct 4 ms 5068 KB Output is correct
44 Correct 4 ms 5024 KB Output is correct
45 Correct 4 ms 5032 KB Output is correct
46 Correct 4 ms 5068 KB Output is correct
47 Correct 5 ms 5068 KB Output is correct
48 Correct 4 ms 5068 KB Output is correct
49 Correct 4 ms 5068 KB Output is correct
50 Correct 4 ms 5032 KB Output is correct
51 Correct 4 ms 5068 KB Output is correct
52 Correct 4 ms 5024 KB Output is correct
53 Correct 4 ms 5068 KB Output is correct
54 Correct 4 ms 5024 KB Output is correct
55 Correct 4 ms 5028 KB Output is correct
56 Correct 4 ms 5068 KB Output is correct
57 Correct 4 ms 5156 KB Output is correct
58 Correct 4 ms 5068 KB Output is correct
59 Correct 4 ms 5068 KB Output is correct
60 Correct 4 ms 5160 KB Output is correct
61 Correct 4 ms 5068 KB Output is correct
62 Correct 4 ms 5152 KB Output is correct
63 Correct 4 ms 5068 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 4940 KB Output is correct
2 Correct 4 ms 5068 KB Output is correct
3 Correct 3 ms 4940 KB Output is correct
4 Correct 3 ms 4940 KB Output is correct
5 Correct 3 ms 4940 KB Output is correct
6 Correct 4 ms 4940 KB Output is correct
7 Correct 3 ms 4940 KB Output is correct
8 Correct 3 ms 4940 KB Output is correct
9 Correct 3 ms 4940 KB Output is correct
10 Correct 3 ms 4940 KB Output is correct
11 Correct 4 ms 4940 KB Output is correct
12 Correct 3 ms 4940 KB Output is correct
13 Correct 4 ms 4940 KB Output is correct
14 Correct 3 ms 5012 KB Output is correct
15 Correct 3 ms 4940 KB Output is correct
16 Correct 3 ms 4940 KB Output is correct
17 Correct 4 ms 4940 KB Output is correct
18 Correct 3 ms 4940 KB Output is correct
19 Correct 3 ms 4940 KB Output is correct
20 Correct 4 ms 5012 KB Output is correct
21 Correct 4 ms 5028 KB Output is correct
22 Correct 4 ms 5036 KB Output is correct
23 Correct 4 ms 5028 KB Output is correct
24 Correct 4 ms 5068 KB Output is correct
25 Correct 4 ms 5068 KB Output is correct
26 Correct 4 ms 5028 KB Output is correct
27 Correct 4 ms 5024 KB Output is correct
28 Correct 4 ms 5068 KB Output is correct
29 Correct 4 ms 5196 KB Output is correct
30 Correct 4 ms 5068 KB Output is correct
31 Correct 4 ms 5072 KB Output is correct
32 Correct 4 ms 5068 KB Output is correct
33 Correct 4 ms 5068 KB Output is correct
34 Correct 4 ms 5032 KB Output is correct
35 Correct 4 ms 5068 KB Output is correct
36 Correct 5 ms 5068 KB Output is correct
37 Correct 4 ms 5068 KB Output is correct
38 Correct 4 ms 5068 KB Output is correct
39 Correct 4 ms 5160 KB Output is correct
40 Correct 4 ms 5068 KB Output is correct
41 Correct 4 ms 5156 KB Output is correct
42 Correct 4 ms 5068 KB Output is correct
43 Correct 4 ms 5068 KB Output is correct
44 Correct 4 ms 5024 KB Output is correct
45 Correct 4 ms 5032 KB Output is correct
46 Correct 4 ms 5068 KB Output is correct
47 Correct 5 ms 5068 KB Output is correct
48 Correct 4 ms 5068 KB Output is correct
49 Correct 4 ms 5068 KB Output is correct
50 Correct 4 ms 5032 KB Output is correct
51 Correct 4 ms 5068 KB Output is correct
52 Correct 4 ms 5024 KB Output is correct
53 Correct 4 ms 5068 KB Output is correct
54 Correct 4 ms 5024 KB Output is correct
55 Correct 4 ms 5028 KB Output is correct
56 Correct 4 ms 5068 KB Output is correct
57 Correct 4 ms 5156 KB Output is correct
58 Correct 4 ms 5068 KB Output is correct
59 Correct 4 ms 5068 KB Output is correct
60 Correct 4 ms 5160 KB Output is correct
61 Correct 4 ms 5068 KB Output is correct
62 Correct 4 ms 5152 KB Output is correct
63 Correct 4 ms 5068 KB Output is correct
64 Correct 143 ms 13932 KB Output is correct
65 Correct 143 ms 13932 KB Output is correct
66 Correct 157 ms 14004 KB Output is correct
67 Correct 145 ms 13972 KB Output is correct
68 Correct 142 ms 13936 KB Output is correct
69 Correct 139 ms 13964 KB Output is correct
70 Correct 148 ms 14080 KB Output is correct
71 Correct 152 ms 13944 KB Output is correct
72 Correct 168 ms 13916 KB Output is correct
73 Correct 158 ms 24072 KB Output is correct
74 Correct 162 ms 24084 KB Output is correct
75 Correct 138 ms 13892 KB Output is correct
76 Correct 143 ms 13812 KB Output is correct
77 Correct 143 ms 13868 KB Output is correct
78 Correct 157 ms 13784 KB Output is correct
79 Correct 151 ms 13836 KB Output is correct
80 Correct 147 ms 13880 KB Output is correct
81 Correct 117 ms 14320 KB Output is correct
82 Correct 138 ms 14148 KB Output is correct
83 Correct 159 ms 18028 KB Output is correct
84 Correct 160 ms 19688 KB Output is correct
85 Correct 154 ms 19500 KB Output is correct
86 Correct 151 ms 15068 KB Output is correct
87 Correct 159 ms 14552 KB Output is correct
88 Correct 153 ms 15004 KB Output is correct
89 Correct 160 ms 15064 KB Output is correct
90 Correct 139 ms 14948 KB Output is correct
91 Correct 150 ms 15128 KB Output is correct
92 Correct 147 ms 15348 KB Output is correct
93 Correct 137 ms 17236 KB Output is correct
94 Correct 135 ms 18784 KB Output is correct
95 Correct 133 ms 17480 KB Output is correct
96 Correct 135 ms 16112 KB Output is correct
97 Correct 139 ms 14832 KB Output is correct
98 Correct 136 ms 14520 KB Output is correct
99 Correct 153 ms 14268 KB Output is correct
100 Correct 142 ms 16920 KB Output is correct
101 Correct 139 ms 15268 KB Output is correct
102 Correct 138 ms 14684 KB Output is correct
103 Correct 145 ms 14500 KB Output is correct
104 Correct 95 ms 14720 KB Output is correct
105 Correct 174 ms 21508 KB Output is correct
106 Correct 86 ms 14776 KB Output is correct
107 Correct 93 ms 14912 KB Output is correct
108 Correct 168 ms 24568 KB Output is correct
109 Correct 89 ms 14692 KB Output is correct
110 Correct 159 ms 24860 KB Output is correct
111 Correct 142 ms 13972 KB Output is correct