oj.uz

Submission #551615

# Submission time Handle Problem Language Result Execution time Memory
551615 2022-04-21T07:41:55 Z Soumya1 Power Plant (JOI20_power) C++17
100 / 100
 204 ms 26076 KB 
#include <bits/stdc++.h>
#ifdef __LOCAL__
#include <debug_local.h>
#endif
using namespace std;
const int mxN = 2e5 + 5;
vector<int> ad[mxN];
string s;
int dp[mxN];
int ans = 0;
void dfs(int u, int p) {
  for (int v : ad[u]) {
    if (v == p) continue;
    dfs(v, u);
  }
  int x = 0;
  int val = s[u] - '0';
  dp[u] = val;
  for (int v : ad[u]) {
    if (v == p) continue;
    dp[u] = max(dp[u], dp[v] - val);
    ans = max(ans, dp[v] + val);
    x += dp[v];
  }
  dp[u] = max(dp[u], x - val);
  ans = max(ans, dp[u]);
}
void testCase() {
  int n;
  cin >> n;
  for (int i = 1; i < n; i++) {
    int u, v;
    cin >> u >> v;
    ad[u].push_back(v);
    ad[v].push_back(u);
  }
  cin >> s;
  s = '#' + s;
  dfs(1, -1);
  cout << ans << "\n";
}
int main() {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  testCase();
  return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4948 KB Output is correct
2 Correct 2 ms 4948 KB Output is correct
3 Correct 4 ms 5032 KB Output is correct
4 Correct 3 ms 4948 KB Output is correct
5 Correct 3 ms 5024 KB Output is correct
6 Correct 3 ms 4948 KB Output is correct
7 Correct 3 ms 4948 KB Output is correct
8 Correct 2 ms 4948 KB Output is correct
9 Correct 3 ms 4948 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 5020 KB Output is correct
13 Correct 4 ms 4948 KB Output is correct
14 Correct 3 ms 5028 KB Output is correct
15 Correct 3 ms 5020 KB Output is correct
16 Correct 3 ms 4964 KB Output is correct
17 Correct 3 ms 4948 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 5020 KB Output is correct
21 Correct 3 ms 4948 KB Output is correct

Subtask #2
41.0 / 41.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4948 KB Output is correct
2 Correct 2 ms 4948 KB Output is correct
3 Correct 4 ms 5032 KB Output is correct
4 Correct 3 ms 4948 KB Output is correct
5 Correct 3 ms 5024 KB Output is correct
6 Correct 3 ms 4948 KB Output is correct
7 Correct 3 ms 4948 KB Output is correct
8 Correct 2 ms 4948 KB Output is correct
9 Correct 3 ms 4948 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 5020 KB Output is correct
13 Correct 4 ms 4948 KB Output is correct
14 Correct 3 ms 5028 KB Output is correct
15 Correct 3 ms 5020 KB Output is correct
16 Correct 3 ms 4964 KB Output is correct
17 Correct 3 ms 4948 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 5020 KB Output is correct
21 Correct 3 ms 4948 KB Output is correct
22 Correct 3 ms 5076 KB Output is correct
23 Correct 4 ms 5084 KB Output is correct
24 Correct 4 ms 5084 KB Output is correct
25 Correct 3 ms 5032 KB Output is correct
26 Correct 3 ms 5076 KB Output is correct
27 Correct 5 ms 5076 KB Output is correct
28 Correct 3 ms 5076 KB Output is correct
29 Correct 3 ms 5204 KB Output is correct
30 Correct 4 ms 5160 KB Output is correct
31 Correct 4 ms 5076 KB Output is correct
32 Correct 4 ms 5076 KB Output is correct
33 Correct 3 ms 5076 KB Output is correct
34 Correct 4 ms 5036 KB Output is correct
35 Correct 3 ms 5076 KB Output is correct
36 Correct 4 ms 5076 KB Output is correct
37 Correct 4 ms 5040 KB Output is correct
38 Correct 4 ms 5076 KB Output is correct
39 Correct 4 ms 5076 KB Output is correct
40 Correct 4 ms 5076 KB Output is correct
41 Correct 3 ms 5168 KB Output is correct
42 Correct 4 ms 5036 KB Output is correct
43 Correct 3 ms 5076 KB Output is correct
44 Correct 4 ms 5032 KB Output is correct
45 Correct 4 ms 5036 KB Output is correct
46 Correct 3 ms 5036 KB Output is correct
47 Correct 3 ms 5028 KB Output is correct
48 Correct 4 ms 5164 KB Output is correct
49 Correct 4 ms 5076 KB Output is correct
50 Correct 4 ms 5040 KB Output is correct
51 Correct 4 ms 5036 KB Output is correct
52 Correct 4 ms 5076 KB Output is correct
53 Correct 4 ms 5076 KB Output is correct
54 Correct 4 ms 5040 KB Output is correct
55 Correct 4 ms 5076 KB Output is correct
56 Correct 4 ms 5076 KB Output is correct
57 Correct 3 ms 5168 KB Output is correct
58 Correct 4 ms 5084 KB Output is correct
59 Correct 3 ms 5036 KB Output is correct
60 Correct 4 ms 5076 KB Output is correct
61 Correct 3 ms 5048 KB Output is correct
62 Correct 4 ms 5204 KB Output is correct
63 Correct 4 ms 5076 KB Output is correct

Subtask #3
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4948 KB Output is correct
2 Correct 2 ms 4948 KB Output is correct
3 Correct 4 ms 5032 KB Output is correct
4 Correct 3 ms 4948 KB Output is correct
5 Correct 3 ms 5024 KB Output is correct
6 Correct 3 ms 4948 KB Output is correct
7 Correct 3 ms 4948 KB Output is correct
8 Correct 2 ms 4948 KB Output is correct
9 Correct 3 ms 4948 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 5020 KB Output is correct
13 Correct 4 ms 4948 KB Output is correct
14 Correct 3 ms 5028 KB Output is correct
15 Correct 3 ms 5020 KB Output is correct
16 Correct 3 ms 4964 KB Output is correct
17 Correct 3 ms 4948 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 5020 KB Output is correct
21 Correct 3 ms 4948 KB Output is correct
22 Correct 3 ms 5076 KB Output is correct
23 Correct 4 ms 5084 KB Output is correct
24 Correct 4 ms 5084 KB Output is correct
25 Correct 3 ms 5032 KB Output is correct
26 Correct 3 ms 5076 KB Output is correct
27 Correct 5 ms 5076 KB Output is correct
28 Correct 3 ms 5076 KB Output is correct
29 Correct 3 ms 5204 KB Output is correct
30 Correct 4 ms 5160 KB Output is correct
31 Correct 4 ms 5076 KB Output is correct
32 Correct 4 ms 5076 KB Output is correct
33 Correct 3 ms 5076 KB Output is correct
34 Correct 4 ms 5036 KB Output is correct
35 Correct 3 ms 5076 KB Output is correct
36 Correct 4 ms 5076 KB Output is correct
37 Correct 4 ms 5040 KB Output is correct
38 Correct 4 ms 5076 KB Output is correct
39 Correct 4 ms 5076 KB Output is correct
40 Correct 4 ms 5076 KB Output is correct
41 Correct 3 ms 5168 KB Output is correct
42 Correct 4 ms 5036 KB Output is correct
43 Correct 3 ms 5076 KB Output is correct
44 Correct 4 ms 5032 KB Output is correct
45 Correct 4 ms 5036 KB Output is correct
46 Correct 3 ms 5036 KB Output is correct
47 Correct 3 ms 5028 KB Output is correct
48 Correct 4 ms 5164 KB Output is correct
49 Correct 4 ms 5076 KB Output is correct
50 Correct 4 ms 5040 KB Output is correct
51 Correct 4 ms 5036 KB Output is correct
52 Correct 4 ms 5076 KB Output is correct
53 Correct 4 ms 5076 KB Output is correct
54 Correct 4 ms 5040 KB Output is correct
55 Correct 4 ms 5076 KB Output is correct
56 Correct 4 ms 5076 KB Output is correct
57 Correct 3 ms 5168 KB Output is correct
58 Correct 4 ms 5084 KB Output is correct
59 Correct 3 ms 5036 KB Output is correct
60 Correct 4 ms 5076 KB Output is correct
61 Correct 3 ms 5048 KB Output is correct
62 Correct 4 ms 5204 KB Output is correct
63 Correct 4 ms 5076 KB Output is correct
64 Correct 130 ms 15108 KB Output is correct
65 Correct 139 ms 15168 KB Output is correct
66 Correct 130 ms 15208 KB Output is correct
67 Correct 141 ms 15176 KB Output is correct
68 Correct 144 ms 15156 KB Output is correct
69 Correct 119 ms 15172 KB Output is correct
70 Correct 118 ms 15196 KB Output is correct
71 Correct 137 ms 15208 KB Output is correct
72 Correct 145 ms 15160 KB Output is correct
73 Correct 150 ms 25160 KB Output is correct
74 Correct 133 ms 25160 KB Output is correct
75 Correct 109 ms 15032 KB Output is correct
76 Correct 124 ms 15104 KB Output is correct
77 Correct 153 ms 15084 KB Output is correct
78 Correct 122 ms 14992 KB Output is correct
79 Correct 117 ms 14980 KB Output is correct
80 Correct 120 ms 15004 KB Output is correct
81 Correct 120 ms 15424 KB Output is correct
82 Correct 135 ms 15264 KB Output is correct
83 Correct 138 ms 19160 KB Output is correct
84 Correct 129 ms 20864 KB Output is correct
85 Correct 160 ms 20612 KB Output is correct
86 Correct 132 ms 16320 KB Output is correct
87 Correct 118 ms 15800 KB Output is correct
88 Correct 128 ms 16280 KB Output is correct
89 Correct 112 ms 16212 KB Output is correct
90 Correct 116 ms 16060 KB Output is correct
91 Correct 137 ms 16268 KB Output is correct
92 Correct 173 ms 16532 KB Output is correct
93 Correct 116 ms 18364 KB Output is correct
94 Correct 106 ms 19956 KB Output is correct
95 Correct 125 ms 18688 KB Output is correct
96 Correct 134 ms 17320 KB Output is correct
97 Correct 107 ms 16128 KB Output is correct
98 Correct 113 ms 15744 KB Output is correct
99 Correct 147 ms 15676 KB Output is correct
100 Correct 128 ms 18028 KB Output is correct
101 Correct 105 ms 16360 KB Output is correct
102 Correct 113 ms 15848 KB Output is correct
103 Correct 154 ms 15724 KB Output is correct
104 Correct 107 ms 16056 KB Output is correct
105 Correct 163 ms 22600 KB Output is correct
106 Correct 78 ms 15896 KB Output is correct
107 Correct 85 ms 15968 KB Output is correct
108 Correct 204 ms 25920 KB Output is correct
109 Correct 105 ms 15984 KB Output is correct
110 Correct 188 ms 26076 KB Output is correct
111 Correct 144 ms 15064 KB Output is correct