oj.uz

Submission #914053

# Submission time Handle Problem Language Result Execution time Memory
914053 2024-01-21T00:40:22 Z OAleksa Power Plant (JOI20_power) C++14
100 / 100
 213 ms 31776 KB 
#include <bits/stdc++.h>
//ako ovaj vaso daso misli da me pobedjuje.....
using namespace std;
#define int long long
#define f first
#define s second
const int N = 2e5 + 69;
int n, mark[N], dp[N], up[N];
vector<int> g[N];
string s;
void dfs(int v, int p) {
	for (auto u : g[v]) {
		if (u == p)
			continue;
		dfs(u, v);
		dp[v] += dp[u];
	}
	dp[v] -= mark[v];
	if (mark[v])
		dp[v] = max(dp[v], 1ll);
}
int ans = 0;
void dfs1(int v, int p) {
	ans = max(ans, dp[v]);
	for (auto u : g[v]) {
		if (u == p)
			continue;
		dfs1(u, v);
		ans = max(ans, dp[u] + mark[v]);
	}
}
signed main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  int tt = 1;
  //cin >> tt;
  while (tt--) {
  	cin >> n;
  	for (int i = 1;i <= n - 1;i++) {
			int a, b;
			cin >> a >> b;
			g[a].push_back(b);
			g[b].push_back(a);
  	}
  	cin >> s;
  	for (int i = 0;i < n;i++) {
  		if (s[i] == '1')
  			mark[i + 1] = 1;
  	}
  	dfs(1, 0);
  	dfs1(1, 0);
  	cout << ans;
	}
  return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8792 KB Output is correct
2 Correct 3 ms 8796 KB Output is correct
3 Correct 2 ms 8796 KB Output is correct
4 Correct 2 ms 8796 KB Output is correct
5 Correct 3 ms 8792 KB Output is correct
6 Correct 2 ms 8844 KB Output is correct
7 Correct 2 ms 8792 KB Output is correct
8 Correct 2 ms 8796 KB Output is correct
9 Correct 2 ms 8796 KB Output is correct
10 Correct 2 ms 8840 KB Output is correct
11 Correct 3 ms 8796 KB Output is correct
12 Correct 2 ms 8796 KB Output is correct
13 Correct 2 ms 9056 KB Output is correct
14 Correct 3 ms 9052 KB Output is correct
15 Correct 2 ms 8796 KB Output is correct
16 Correct 3 ms 8796 KB Output is correct
17 Correct 2 ms 8948 KB Output is correct
18 Correct 3 ms 8796 KB Output is correct
19 Correct 2 ms 8796 KB Output is correct
20 Correct 2 ms 8796 KB Output is correct
21 Correct 2 ms 8796 KB Output is correct

Subtask #2
41.0 / 41.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8792 KB Output is correct
2 Correct 3 ms 8796 KB Output is correct
3 Correct 2 ms 8796 KB Output is correct
4 Correct 2 ms 8796 KB Output is correct
5 Correct 3 ms 8792 KB Output is correct
6 Correct 2 ms 8844 KB Output is correct
7 Correct 2 ms 8792 KB Output is correct
8 Correct 2 ms 8796 KB Output is correct
9 Correct 2 ms 8796 KB Output is correct
10 Correct 2 ms 8840 KB Output is correct
11 Correct 3 ms 8796 KB Output is correct
12 Correct 2 ms 8796 KB Output is correct
13 Correct 2 ms 9056 KB Output is correct
14 Correct 3 ms 9052 KB Output is correct
15 Correct 2 ms 8796 KB Output is correct
16 Correct 3 ms 8796 KB Output is correct
17 Correct 2 ms 8948 KB Output is correct
18 Correct 3 ms 8796 KB Output is correct
19 Correct 2 ms 8796 KB Output is correct
20 Correct 2 ms 8796 KB Output is correct
21 Correct 2 ms 8796 KB Output is correct
22 Correct 2 ms 8796 KB Output is correct
23 Correct 3 ms 8796 KB Output is correct
24 Correct 3 ms 8796 KB Output is correct
25 Correct 3 ms 8796 KB Output is correct
26 Correct 3 ms 9048 KB Output is correct
27 Correct 3 ms 8796 KB Output is correct
28 Correct 4 ms 9308 KB Output is correct
29 Correct 3 ms 9052 KB Output is correct
30 Correct 3 ms 8796 KB Output is correct
31 Correct 3 ms 8796 KB Output is correct
32 Correct 3 ms 8796 KB Output is correct
33 Correct 4 ms 8796 KB Output is correct
34 Correct 3 ms 8796 KB Output is correct
35 Correct 3 ms 8796 KB Output is correct
36 Correct 3 ms 8800 KB Output is correct
37 Correct 3 ms 8796 KB Output is correct
38 Correct 3 ms 8796 KB Output is correct
39 Correct 2 ms 8796 KB Output is correct
40 Correct 3 ms 8796 KB Output is correct
41 Correct 3 ms 8796 KB Output is correct
42 Correct 3 ms 8796 KB Output is correct
43 Correct 2 ms 8796 KB Output is correct
44 Correct 2 ms 8796 KB Output is correct
45 Correct 3 ms 8796 KB Output is correct
46 Correct 3 ms 8796 KB Output is correct
47 Correct 2 ms 8796 KB Output is correct
48 Correct 2 ms 8796 KB Output is correct
49 Correct 2 ms 8916 KB Output is correct
50 Correct 2 ms 8904 KB Output is correct
51 Correct 3 ms 8796 KB Output is correct
52 Correct 3 ms 8796 KB Output is correct
53 Correct 4 ms 9028 KB Output is correct
54 Correct 3 ms 9048 KB Output is correct
55 Correct 3 ms 8796 KB Output is correct
56 Correct 3 ms 8888 KB Output is correct
57 Correct 2 ms 9052 KB Output is correct
58 Correct 2 ms 8796 KB Output is correct
59 Correct 3 ms 8952 KB Output is correct
60 Correct 3 ms 8796 KB Output is correct
61 Correct 3 ms 8796 KB Output is correct
62 Correct 2 ms 8796 KB Output is correct
63 Correct 3 ms 8796 KB Output is correct

Subtask #3
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8792 KB Output is correct
2 Correct 3 ms 8796 KB Output is correct
3 Correct 2 ms 8796 KB Output is correct
4 Correct 2 ms 8796 KB Output is correct
5 Correct 3 ms 8792 KB Output is correct
6 Correct 2 ms 8844 KB Output is correct
7 Correct 2 ms 8792 KB Output is correct
8 Correct 2 ms 8796 KB Output is correct
9 Correct 2 ms 8796 KB Output is correct
10 Correct 2 ms 8840 KB Output is correct
11 Correct 3 ms 8796 KB Output is correct
12 Correct 2 ms 8796 KB Output is correct
13 Correct 2 ms 9056 KB Output is correct
14 Correct 3 ms 9052 KB Output is correct
15 Correct 2 ms 8796 KB Output is correct
16 Correct 3 ms 8796 KB Output is correct
17 Correct 2 ms 8948 KB Output is correct
18 Correct 3 ms 8796 KB Output is correct
19 Correct 2 ms 8796 KB Output is correct
20 Correct 2 ms 8796 KB Output is correct
21 Correct 2 ms 8796 KB Output is correct
22 Correct 2 ms 8796 KB Output is correct
23 Correct 3 ms 8796 KB Output is correct
24 Correct 3 ms 8796 KB Output is correct
25 Correct 3 ms 8796 KB Output is correct
26 Correct 3 ms 9048 KB Output is correct
27 Correct 3 ms 8796 KB Output is correct
28 Correct 4 ms 9308 KB Output is correct
29 Correct 3 ms 9052 KB Output is correct
30 Correct 3 ms 8796 KB Output is correct
31 Correct 3 ms 8796 KB Output is correct
32 Correct 3 ms 8796 KB Output is correct
33 Correct 4 ms 8796 KB Output is correct
34 Correct 3 ms 8796 KB Output is correct
35 Correct 3 ms 8796 KB Output is correct
36 Correct 3 ms 8800 KB Output is correct
37 Correct 3 ms 8796 KB Output is correct
38 Correct 3 ms 8796 KB Output is correct
39 Correct 2 ms 8796 KB Output is correct
40 Correct 3 ms 8796 KB Output is correct
41 Correct 3 ms 8796 KB Output is correct
42 Correct 3 ms 8796 KB Output is correct
43 Correct 2 ms 8796 KB Output is correct
44 Correct 2 ms 8796 KB Output is correct
45 Correct 3 ms 8796 KB Output is correct
46 Correct 3 ms 8796 KB Output is correct
47 Correct 2 ms 8796 KB Output is correct
48 Correct 2 ms 8796 KB Output is correct
49 Correct 2 ms 8916 KB Output is correct
50 Correct 2 ms 8904 KB Output is correct
51 Correct 3 ms 8796 KB Output is correct
52 Correct 3 ms 8796 KB Output is correct
53 Correct 4 ms 9028 KB Output is correct
54 Correct 3 ms 9048 KB Output is correct
55 Correct 3 ms 8796 KB Output is correct
56 Correct 3 ms 8888 KB Output is correct
57 Correct 2 ms 9052 KB Output is correct
58 Correct 2 ms 8796 KB Output is correct
59 Correct 3 ms 8952 KB Output is correct
60 Correct 3 ms 8796 KB Output is correct
61 Correct 3 ms 8796 KB Output is correct
62 Correct 2 ms 8796 KB Output is correct
63 Correct 3 ms 8796 KB Output is correct
64 Correct 84 ms 20224 KB Output is correct
65 Correct 88 ms 20092 KB Output is correct
66 Correct 89 ms 20244 KB Output is correct
67 Correct 132 ms 20112 KB Output is correct
68 Correct 85 ms 20100 KB Output is correct
69 Correct 117 ms 20368 KB Output is correct
70 Correct 137 ms 20180 KB Output is correct
71 Correct 79 ms 20104 KB Output is correct
72 Correct 101 ms 18556 KB Output is correct
73 Correct 163 ms 31636 KB Output is correct
74 Correct 132 ms 31776 KB Output is correct
75 Correct 84 ms 21392 KB Output is correct
76 Correct 113 ms 21392 KB Output is correct
77 Correct 96 ms 20168 KB Output is correct
78 Correct 129 ms 20108 KB Output is correct
79 Correct 86 ms 20160 KB Output is correct
80 Correct 101 ms 20024 KB Output is correct
81 Correct 97 ms 20168 KB Output is correct
82 Correct 79 ms 20216 KB Output is correct
83 Correct 108 ms 25124 KB Output is correct
84 Correct 128 ms 27460 KB Output is correct
85 Correct 111 ms 27040 KB Output is correct
86 Correct 114 ms 21572 KB Output is correct
87 Correct 88 ms 20928 KB Output is correct
88 Correct 114 ms 21112 KB Output is correct
89 Correct 85 ms 20896 KB Output is correct
90 Correct 88 ms 20728 KB Output is correct
91 Correct 129 ms 21112 KB Output is correct
92 Correct 159 ms 21296 KB Output is correct
93 Correct 114 ms 23696 KB Output is correct
94 Correct 84 ms 25312 KB Output is correct
95 Correct 90 ms 24000 KB Output is correct
96 Correct 81 ms 22288 KB Output is correct
97 Correct 83 ms 20716 KB Output is correct
98 Correct 78 ms 20416 KB Output is correct
99 Correct 72 ms 20112 KB Output is correct
100 Correct 109 ms 23056 KB Output is correct
101 Correct 123 ms 21208 KB Output is correct
102 Correct 75 ms 20324 KB Output is correct
103 Correct 81 ms 20464 KB Output is correct
104 Correct 42 ms 17820 KB Output is correct
105 Correct 213 ms 27572 KB Output is correct
106 Correct 45 ms 20676 KB Output is correct
107 Correct 46 ms 20672 KB Output is correct
108 Correct 135 ms 31564 KB Output is correct
109 Correct 60 ms 19904 KB Output is correct
110 Correct 137 ms 31776 KB Output is correct
111 Correct 117 ms 20104 KB Output is correct