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Submission #763653

# Submission time Handle Problem Language Result Execution time Memory
763653 2023-06-22T15:04:27 Z vjudge1 Power Plant (JOI20_power) C++17
100 / 100
 140 ms 26860 KB 
#include <bits/stdc++.h>

using namespace std;

int n;
vector<vector<int>> adjList;
vector<int> parent;
string isBased;

vector<int> dp;

int result = 0;

void depthFirstSearch(int u, int p)
{
    int V = 0;
    for (auto &v : adjList[u])
        if (v != p)
        {
            depthFirstSearch(v, u);
            dp[u] += dp[v];
            if (dp[v] > dp[V])
                V = v;
        }

    if (isBased[u] == '1')
    {
        result = max(dp[V] + 1, result);
        dp[u] = max(1, dp[u] - 1);
    }

    result = max(dp[u], result);
}

int main()
{
    // freopen("inp.txt", "r", stdin);

    ios::sync_with_stdio(false);

    cin >> n;
    adjList.resize(n + 1);
    parent.resize(n + 1);
    for (int u, v, i = 1; i < n; i++)
    {
        cin >> u >> v;
        adjList[u].emplace_back(v);
        adjList[v].emplace_back(u);
    }
    cin >> isBased;
    isBased = "!" + isBased;

    dp.resize(n + 1);
    depthFirstSearch(1, -1);

    cout << result;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct

Subtask #2
41.0 / 41.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 2 ms 340 KB Output is correct
25 Correct 3 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 1 ms 468 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 1 ms 468 KB Output is correct
43 Correct 1 ms 468 KB Output is correct
44 Correct 1 ms 468 KB Output is correct
45 Correct 1 ms 468 KB Output is correct
46 Correct 1 ms 468 KB Output is correct
47 Correct 1 ms 468 KB Output is correct
48 Correct 1 ms 468 KB Output is correct
49 Correct 1 ms 468 KB Output is correct
50 Correct 1 ms 468 KB Output is correct
51 Correct 1 ms 468 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 468 KB Output is correct
54 Correct 1 ms 468 KB Output is correct
55 Correct 1 ms 468 KB Output is correct
56 Correct 1 ms 340 KB Output is correct
57 Correct 1 ms 468 KB Output is correct
58 Correct 1 ms 340 KB Output is correct
59 Correct 1 ms 340 KB Output is correct
60 Correct 1 ms 468 KB Output is correct
61 Correct 1 ms 340 KB Output is correct
62 Correct 1 ms 468 KB Output is correct
63 Correct 1 ms 340 KB Output is correct

Subtask #3
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 2 ms 340 KB Output is correct
25 Correct 3 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 1 ms 468 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 1 ms 468 KB Output is correct
43 Correct 1 ms 468 KB Output is correct
44 Correct 1 ms 468 KB Output is correct
45 Correct 1 ms 468 KB Output is correct
46 Correct 1 ms 468 KB Output is correct
47 Correct 1 ms 468 KB Output is correct
48 Correct 1 ms 468 KB Output is correct
49 Correct 1 ms 468 KB Output is correct
50 Correct 1 ms 468 KB Output is correct
51 Correct 1 ms 468 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 468 KB Output is correct
54 Correct 1 ms 468 KB Output is correct
55 Correct 1 ms 468 KB Output is correct
56 Correct 1 ms 340 KB Output is correct
57 Correct 1 ms 468 KB Output is correct
58 Correct 1 ms 340 KB Output is correct
59 Correct 1 ms 340 KB Output is correct
60 Correct 1 ms 468 KB Output is correct
61 Correct 1 ms 340 KB Output is correct
62 Correct 1 ms 468 KB Output is correct
63 Correct 1 ms 340 KB Output is correct
64 Correct 71 ms 13284 KB Output is correct
65 Correct 87 ms 13212 KB Output is correct
66 Correct 71 ms 13216 KB Output is correct
67 Correct 108 ms 13228 KB Output is correct
68 Correct 86 ms 13280 KB Output is correct
69 Correct 70 ms 13172 KB Output is correct
70 Correct 69 ms 13156 KB Output is correct
71 Correct 68 ms 13148 KB Output is correct
72 Correct 75 ms 13176 KB Output is correct
73 Correct 106 ms 25804 KB Output is correct
74 Correct 92 ms 25828 KB Output is correct
75 Correct 69 ms 13128 KB Output is correct
76 Correct 92 ms 13236 KB Output is correct
77 Correct 74 ms 13096 KB Output is correct
78 Correct 72 ms 13076 KB Output is correct
79 Correct 77 ms 13136 KB Output is correct
80 Correct 99 ms 13168 KB Output is correct
81 Correct 62 ms 13648 KB Output is correct
82 Correct 88 ms 13372 KB Output is correct
83 Correct 79 ms 18312 KB Output is correct
84 Correct 86 ms 20484 KB Output is correct
85 Correct 82 ms 20100 KB Output is correct
86 Correct 123 ms 14628 KB Output is correct
87 Correct 74 ms 13992 KB Output is correct
88 Correct 72 ms 14468 KB Output is correct
89 Correct 70 ms 14444 KB Output is correct
90 Correct 76 ms 14248 KB Output is correct
91 Correct 72 ms 14544 KB Output is correct
92 Correct 75 ms 14772 KB Output is correct
93 Correct 83 ms 17260 KB Output is correct
94 Correct 72 ms 19048 KB Output is correct
95 Correct 88 ms 17572 KB Output is correct
96 Correct 70 ms 15736 KB Output is correct
97 Correct 70 ms 14308 KB Output is correct
98 Correct 67 ms 13736 KB Output is correct
99 Correct 82 ms 13560 KB Output is correct
100 Correct 73 ms 16780 KB Output is correct
101 Correct 93 ms 14668 KB Output is correct
102 Correct 84 ms 13928 KB Output is correct
103 Correct 72 ms 13784 KB Output is correct
104 Correct 50 ms 13988 KB Output is correct
105 Correct 140 ms 22700 KB Output is correct
106 Correct 51 ms 14056 KB Output is correct
107 Correct 48 ms 14016 KB Output is correct
108 Correct 88 ms 26580 KB Output is correct
109 Correct 50 ms 14016 KB Output is correct
110 Correct 89 ms 26860 KB Output is correct
111 Correct 81 ms 13144 KB Output is correct