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답안 #1033488

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1033488 2024-07-24T22:30:54 Z vjudge1 Power Plant (JOI20_power) C++17
100 / 100
 97 ms 32848 KB 
#include<bits/stdc++.h>
using namespace std;
int dp[200100][2],hasgen[200100];
vector<int>adj[200100];
void dfs(int n,int p){
    int A=-hasgen[n],B=0,C=0;
    for(auto i:adj[n]){
        if(i==p)continue;
        dfs(i,n);
        A+=dp[i][1];
        B=max(B,dp[i][0]);
        C=max(C,dp[i][1]);
    }
    dp[n][0]=max({hasgen[n]+C,A,B});
    dp[n][1]=max(hasgen[n],A);
}
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;
        adj[a].push_back(b);
        adj[b].push_back(a);
    }
    for(int i=1;i<=n;i++){
        char c;
        cin>>c;
        hasgen[i]=c-48;
    }
    dfs(1,0);
    cout<<dp[1][0];
}

Subtask #1
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4956 KB Output is correct
2 Correct 2 ms 4956 KB Output is correct
3 Correct 2 ms 4956 KB Output is correct
4 Correct 2 ms 4956 KB Output is correct
5 Correct 2 ms 4956 KB Output is correct
6 Correct 2 ms 5128 KB Output is correct
7 Correct 3 ms 4952 KB Output is correct
8 Correct 2 ms 4956 KB Output is correct
9 Correct 2 ms 4956 KB Output is correct
10 Correct 2 ms 4952 KB Output is correct
11 Correct 2 ms 4952 KB Output is correct
12 Correct 2 ms 5100 KB Output is correct
13 Correct 2 ms 4956 KB Output is correct
14 Correct 2 ms 4956 KB Output is correct
15 Correct 2 ms 4952 KB Output is correct
16 Correct 2 ms 4956 KB Output is correct
17 Correct 2 ms 5164 KB Output is correct
18 Correct 3 ms 4956 KB Output is correct
19 Correct 3 ms 4952 KB Output is correct
20 Correct 2 ms 4952 KB Output is correct
21 Correct 2 ms 4956 KB Output is correct

Subtask #2
41.0 / 41.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4956 KB Output is correct
2 Correct 2 ms 4956 KB Output is correct
3 Correct 2 ms 4956 KB Output is correct
4 Correct 2 ms 4956 KB Output is correct
5 Correct 2 ms 4956 KB Output is correct
6 Correct 2 ms 5128 KB Output is correct
7 Correct 3 ms 4952 KB Output is correct
8 Correct 2 ms 4956 KB Output is correct
9 Correct 2 ms 4956 KB Output is correct
10 Correct 2 ms 4952 KB Output is correct
11 Correct 2 ms 4952 KB Output is correct
12 Correct 2 ms 5100 KB Output is correct
13 Correct 2 ms 4956 KB Output is correct
14 Correct 2 ms 4956 KB Output is correct
15 Correct 2 ms 4952 KB Output is correct
16 Correct 2 ms 4956 KB Output is correct
17 Correct 2 ms 5164 KB Output is correct
18 Correct 3 ms 4956 KB Output is correct
19 Correct 3 ms 4952 KB Output is correct
20 Correct 2 ms 4952 KB Output is correct
21 Correct 2 ms 4956 KB Output is correct
22 Correct 3 ms 5208 KB Output is correct
23 Correct 2 ms 5212 KB Output is correct
24 Correct 3 ms 5136 KB Output is correct
25 Correct 3 ms 5212 KB Output is correct
26 Correct 3 ms 5212 KB Output is correct
27 Correct 2 ms 5176 KB Output is correct
28 Correct 3 ms 5212 KB Output is correct
29 Correct 3 ms 5424 KB Output is correct
30 Correct 3 ms 5212 KB Output is correct
31 Correct 2 ms 5212 KB Output is correct
32 Correct 3 ms 5212 KB Output is correct
33 Correct 3 ms 5212 KB Output is correct
34 Correct 2 ms 5212 KB Output is correct
35 Correct 3 ms 5464 KB Output is correct
36 Correct 3 ms 5212 KB Output is correct
37 Correct 2 ms 5212 KB Output is correct
38 Correct 3 ms 5212 KB Output is correct
39 Correct 2 ms 5212 KB Output is correct
40 Correct 3 ms 5212 KB Output is correct
41 Correct 2 ms 5212 KB Output is correct
42 Correct 3 ms 5208 KB Output is correct
43 Correct 3 ms 5212 KB Output is correct
44 Correct 3 ms 5208 KB Output is correct
45 Correct 4 ms 5212 KB Output is correct
46 Correct 3 ms 5212 KB Output is correct
47 Correct 3 ms 5212 KB Output is correct
48 Correct 3 ms 5208 KB Output is correct
49 Correct 3 ms 5208 KB Output is correct
50 Correct 3 ms 5464 KB Output is correct
51 Correct 3 ms 5212 KB Output is correct
52 Correct 3 ms 5212 KB Output is correct
53 Correct 3 ms 5212 KB Output is correct
54 Correct 3 ms 5212 KB Output is correct
55 Correct 2 ms 5212 KB Output is correct
56 Correct 3 ms 5212 KB Output is correct
57 Correct 3 ms 5212 KB Output is correct
58 Correct 3 ms 5208 KB Output is correct
59 Correct 3 ms 5208 KB Output is correct
60 Correct 3 ms 5212 KB Output is correct
61 Correct 2 ms 5208 KB Output is correct
62 Correct 2 ms 5208 KB Output is correct
63 Correct 2 ms 5212 KB Output is correct

Subtask #3
53.0 / 53.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4956 KB Output is correct
2 Correct 2 ms 4956 KB Output is correct
3 Correct 2 ms 4956 KB Output is correct
4 Correct 2 ms 4956 KB Output is correct
5 Correct 2 ms 4956 KB Output is correct
6 Correct 2 ms 5128 KB Output is correct
7 Correct 3 ms 4952 KB Output is correct
8 Correct 2 ms 4956 KB Output is correct
9 Correct 2 ms 4956 KB Output is correct
10 Correct 2 ms 4952 KB Output is correct
11 Correct 2 ms 4952 KB Output is correct
12 Correct 2 ms 5100 KB Output is correct
13 Correct 2 ms 4956 KB Output is correct
14 Correct 2 ms 4956 KB Output is correct
15 Correct 2 ms 4952 KB Output is correct
16 Correct 2 ms 4956 KB Output is correct
17 Correct 2 ms 5164 KB Output is correct
18 Correct 3 ms 4956 KB Output is correct
19 Correct 3 ms 4952 KB Output is correct
20 Correct 2 ms 4952 KB Output is correct
21 Correct 2 ms 4956 KB Output is correct
22 Correct 3 ms 5208 KB Output is correct
23 Correct 2 ms 5212 KB Output is correct
24 Correct 3 ms 5136 KB Output is correct
25 Correct 3 ms 5212 KB Output is correct
26 Correct 3 ms 5212 KB Output is correct
27 Correct 2 ms 5176 KB Output is correct
28 Correct 3 ms 5212 KB Output is correct
29 Correct 3 ms 5424 KB Output is correct
30 Correct 3 ms 5212 KB Output is correct
31 Correct 2 ms 5212 KB Output is correct
32 Correct 3 ms 5212 KB Output is correct
33 Correct 3 ms 5212 KB Output is correct
34 Correct 2 ms 5212 KB Output is correct
35 Correct 3 ms 5464 KB Output is correct
36 Correct 3 ms 5212 KB Output is correct
37 Correct 2 ms 5212 KB Output is correct
38 Correct 3 ms 5212 KB Output is correct
39 Correct 2 ms 5212 KB Output is correct
40 Correct 3 ms 5212 KB Output is correct
41 Correct 2 ms 5212 KB Output is correct
42 Correct 3 ms 5208 KB Output is correct
43 Correct 3 ms 5212 KB Output is correct
44 Correct 3 ms 5208 KB Output is correct
45 Correct 4 ms 5212 KB Output is correct
46 Correct 3 ms 5212 KB Output is correct
47 Correct 3 ms 5212 KB Output is correct
48 Correct 3 ms 5208 KB Output is correct
49 Correct 3 ms 5208 KB Output is correct
50 Correct 3 ms 5464 KB Output is correct
51 Correct 3 ms 5212 KB Output is correct
52 Correct 3 ms 5212 KB Output is correct
53 Correct 3 ms 5212 KB Output is correct
54 Correct 3 ms 5212 KB Output is correct
55 Correct 2 ms 5212 KB Output is correct
56 Correct 3 ms 5212 KB Output is correct
57 Correct 3 ms 5212 KB Output is correct
58 Correct 3 ms 5208 KB Output is correct
59 Correct 3 ms 5208 KB Output is correct
60 Correct 3 ms 5212 KB Output is correct
61 Correct 2 ms 5208 KB Output is correct
62 Correct 2 ms 5208 KB Output is correct
63 Correct 2 ms 5212 KB Output is correct
64 Correct 64 ms 16464 KB Output is correct
65 Correct 64 ms 16464 KB Output is correct
66 Correct 65 ms 16468 KB Output is correct
67 Correct 63 ms 16432 KB Output is correct
68 Correct 64 ms 16464 KB Output is correct
69 Correct 62 ms 16468 KB Output is correct
70 Correct 59 ms 16468 KB Output is correct
71 Correct 57 ms 16720 KB Output is correct
72 Correct 65 ms 16348 KB Output is correct
73 Correct 97 ms 31692 KB Output is correct
74 Correct 78 ms 31568 KB Output is correct
75 Correct 96 ms 16464 KB Output is correct
76 Correct 63 ms 16240 KB Output is correct
77 Correct 63 ms 16468 KB Output is correct
78 Correct 84 ms 16468 KB Output is correct
79 Correct 65 ms 16212 KB Output is correct
80 Correct 63 ms 16468 KB Output is correct
81 Correct 58 ms 16796 KB Output is correct
82 Correct 59 ms 16588 KB Output is correct
83 Correct 68 ms 22532 KB Output is correct
84 Correct 90 ms 25168 KB Output is correct
85 Correct 69 ms 24660 KB Output is correct
86 Correct 63 ms 18092 KB Output is correct
87 Correct 63 ms 17496 KB Output is correct
88 Correct 63 ms 17832 KB Output is correct
89 Correct 64 ms 17956 KB Output is correct
90 Correct 81 ms 17488 KB Output is correct
91 Correct 69 ms 17748 KB Output is correct
92 Correct 73 ms 18256 KB Output is correct
93 Correct 69 ms 21196 KB Output is correct
94 Correct 61 ms 23116 KB Output is correct
95 Correct 60 ms 21708 KB Output is correct
96 Correct 62 ms 19536 KB Output is correct
97 Correct 63 ms 17772 KB Output is correct
98 Correct 70 ms 17136 KB Output is correct
99 Correct 62 ms 16928 KB Output is correct
100 Correct 62 ms 20564 KB Output is correct
101 Correct 61 ms 18260 KB Output is correct
102 Correct 64 ms 17236 KB Output is correct
103 Correct 81 ms 17024 KB Output is correct
104 Correct 44 ms 17352 KB Output is correct
105 Correct 76 ms 27868 KB Output is correct
106 Correct 60 ms 17096 KB Output is correct
107 Correct 52 ms 17092 KB Output is correct
108 Correct 85 ms 32604 KB Output is correct
109 Correct 43 ms 17320 KB Output is correct
110 Correct 76 ms 32848 KB Output is correct
111 Correct 64 ms 16464 KB Output is correct