oj.uz

Submission #984650

# Submission time Handle Problem Language Result Execution time Memory
984650 2024-05-17T00:33:40 Z aaaaaarroz Power Plant (JOI20_power) C++17
100 / 100
 196 ms 32696 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
ll n, x, y, answer = 0;
string power;
vector<ll> adj[200005];
ll dp[200005], ans[200005];
vector<ll> visited;
    
void dfs(ll from)
{
    visited[from] = true;
    ll summ = 0, maxx = 0;
    for (ll u: adj[from])
    {
        if (visited[u]) continue;
        dfs(u);
        summ+=dp[u];
        maxx = max(maxx, dp[u]);
    }
    if (power[from-1]=='1') {
        ans[from] = max(summ-1, maxx + 1); 
        dp[from] = max(1LL, summ-1);
    }
    else {
        ans[from] = dp[from] = summ;
    }
    answer = max(answer, ans[from]);
}
int main()
{
    cin>>n;
    for (ll i=0; i<n-1; ++i)
    {
        cin>>x>>y;
        adj[x].push_back(y);
        adj[y].push_back(x);
    }
    cin >> power;
    visited.assign(n+1, false);
    dfs(1);
    cout<<answer<<"\n";
    return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 8028 KB Output is correct
2 Correct 2 ms 8088 KB Output is correct
3 Correct 2 ms 8092 KB Output is correct
4 Correct 2 ms 8092 KB Output is correct
5 Correct 2 ms 8028 KB Output is correct
6 Correct 3 ms 8076 KB Output is correct
7 Correct 3 ms 8024 KB Output is correct
8 Correct 2 ms 8028 KB Output is correct
9 Correct 2 ms 8028 KB Output is correct
10 Correct 2 ms 8028 KB Output is correct
11 Correct 2 ms 8028 KB Output is correct
12 Correct 2 ms 8028 KB Output is correct
13 Correct 2 ms 8028 KB Output is correct
14 Correct 3 ms 8028 KB Output is correct
15 Correct 3 ms 8028 KB Output is correct
16 Correct 2 ms 8040 KB Output is correct
17 Correct 2 ms 8028 KB Output is correct
18 Correct 3 ms 8048 KB Output is correct
19 Correct 2 ms 8028 KB Output is correct
20 Correct 2 ms 8028 KB Output is correct
21 Correct 2 ms 8280 KB Output is correct

Subtask #2
41.0 / 41.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 8028 KB Output is correct
2 Correct 2 ms 8088 KB Output is correct
3 Correct 2 ms 8092 KB Output is correct
4 Correct 2 ms 8092 KB Output is correct
5 Correct 2 ms 8028 KB Output is correct
6 Correct 3 ms 8076 KB Output is correct
7 Correct 3 ms 8024 KB Output is correct
8 Correct 2 ms 8028 KB Output is correct
9 Correct 2 ms 8028 KB Output is correct
10 Correct 2 ms 8028 KB Output is correct
11 Correct 2 ms 8028 KB Output is correct
12 Correct 2 ms 8028 KB Output is correct
13 Correct 2 ms 8028 KB Output is correct
14 Correct 3 ms 8028 KB Output is correct
15 Correct 3 ms 8028 KB Output is correct
16 Correct 2 ms 8040 KB Output is correct
17 Correct 2 ms 8028 KB Output is correct
18 Correct 3 ms 8048 KB Output is correct
19 Correct 2 ms 8028 KB Output is correct
20 Correct 2 ms 8028 KB Output is correct
21 Correct 2 ms 8280 KB Output is correct
22 Correct 4 ms 8028 KB Output is correct
23 Correct 3 ms 8028 KB Output is correct
24 Correct 3 ms 8028 KB Output is correct
25 Correct 3 ms 8028 KB Output is correct
26 Correct 3 ms 8028 KB Output is correct
27 Correct 3 ms 8028 KB Output is correct
28 Correct 3 ms 8112 KB Output is correct
29 Correct 3 ms 8284 KB Output is correct
30 Correct 4 ms 8436 KB Output is correct
31 Correct 3 ms 8096 KB Output is correct
32 Correct 3 ms 8028 KB Output is correct
33 Correct 3 ms 8028 KB Output is correct
34 Correct 3 ms 8028 KB Output is correct
35 Correct 3 ms 8028 KB Output is correct
36 Correct 3 ms 8028 KB Output is correct
37 Correct 3 ms 8024 KB Output is correct
38 Correct 3 ms 8028 KB Output is correct
39 Correct 3 ms 8104 KB Output is correct
40 Correct 3 ms 8028 KB Output is correct
41 Correct 3 ms 8284 KB Output is correct
42 Correct 3 ms 8028 KB Output is correct
43 Correct 3 ms 8024 KB Output is correct
44 Correct 3 ms 8028 KB Output is correct
45 Correct 3 ms 8028 KB Output is correct
46 Correct 3 ms 8092 KB Output is correct
47 Correct 3 ms 8024 KB Output is correct
48 Correct 3 ms 8284 KB Output is correct
49 Correct 4 ms 8284 KB Output is correct
50 Correct 3 ms 8120 KB Output is correct
51 Correct 3 ms 8024 KB Output is correct
52 Correct 3 ms 8028 KB Output is correct
53 Correct 3 ms 8028 KB Output is correct
54 Correct 3 ms 8028 KB Output is correct
55 Correct 4 ms 8028 KB Output is correct
56 Correct 3 ms 8028 KB Output is correct
57 Correct 4 ms 8280 KB Output is correct
58 Correct 3 ms 8024 KB Output is correct
59 Correct 3 ms 8028 KB Output is correct
60 Correct 3 ms 8284 KB Output is correct
61 Correct 4 ms 8024 KB Output is correct
62 Correct 3 ms 8300 KB Output is correct
63 Correct 3 ms 8028 KB Output is correct

Subtask #3
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 8028 KB Output is correct
2 Correct 2 ms 8088 KB Output is correct
3 Correct 2 ms 8092 KB Output is correct
4 Correct 2 ms 8092 KB Output is correct
5 Correct 2 ms 8028 KB Output is correct
6 Correct 3 ms 8076 KB Output is correct
7 Correct 3 ms 8024 KB Output is correct
8 Correct 2 ms 8028 KB Output is correct
9 Correct 2 ms 8028 KB Output is correct
10 Correct 2 ms 8028 KB Output is correct
11 Correct 2 ms 8028 KB Output is correct
12 Correct 2 ms 8028 KB Output is correct
13 Correct 2 ms 8028 KB Output is correct
14 Correct 3 ms 8028 KB Output is correct
15 Correct 3 ms 8028 KB Output is correct
16 Correct 2 ms 8040 KB Output is correct
17 Correct 2 ms 8028 KB Output is correct
18 Correct 3 ms 8048 KB Output is correct
19 Correct 2 ms 8028 KB Output is correct
20 Correct 2 ms 8028 KB Output is correct
21 Correct 2 ms 8280 KB Output is correct
22 Correct 4 ms 8028 KB Output is correct
23 Correct 3 ms 8028 KB Output is correct
24 Correct 3 ms 8028 KB Output is correct
25 Correct 3 ms 8028 KB Output is correct
26 Correct 3 ms 8028 KB Output is correct
27 Correct 3 ms 8028 KB Output is correct
28 Correct 3 ms 8112 KB Output is correct
29 Correct 3 ms 8284 KB Output is correct
30 Correct 4 ms 8436 KB Output is correct
31 Correct 3 ms 8096 KB Output is correct
32 Correct 3 ms 8028 KB Output is correct
33 Correct 3 ms 8028 KB Output is correct
34 Correct 3 ms 8028 KB Output is correct
35 Correct 3 ms 8028 KB Output is correct
36 Correct 3 ms 8028 KB Output is correct
37 Correct 3 ms 8024 KB Output is correct
38 Correct 3 ms 8028 KB Output is correct
39 Correct 3 ms 8104 KB Output is correct
40 Correct 3 ms 8028 KB Output is correct
41 Correct 3 ms 8284 KB Output is correct
42 Correct 3 ms 8028 KB Output is correct
43 Correct 3 ms 8024 KB Output is correct
44 Correct 3 ms 8028 KB Output is correct
45 Correct 3 ms 8028 KB Output is correct
46 Correct 3 ms 8092 KB Output is correct
47 Correct 3 ms 8024 KB Output is correct
48 Correct 3 ms 8284 KB Output is correct
49 Correct 4 ms 8284 KB Output is correct
50 Correct 3 ms 8120 KB Output is correct
51 Correct 3 ms 8024 KB Output is correct
52 Correct 3 ms 8028 KB Output is correct
53 Correct 3 ms 8028 KB Output is correct
54 Correct 3 ms 8028 KB Output is correct
55 Correct 4 ms 8028 KB Output is correct
56 Correct 3 ms 8028 KB Output is correct
57 Correct 4 ms 8280 KB Output is correct
58 Correct 3 ms 8024 KB Output is correct
59 Correct 3 ms 8028 KB Output is correct
60 Correct 3 ms 8284 KB Output is correct
61 Correct 4 ms 8024 KB Output is correct
62 Correct 3 ms 8300 KB Output is correct
63 Correct 3 ms 8028 KB Output is correct
64 Correct 143 ms 20200 KB Output is correct
65 Correct 196 ms 20356 KB Output is correct
66 Correct 138 ms 20196 KB Output is correct
67 Correct 149 ms 20008 KB Output is correct
68 Correct 153 ms 20200 KB Output is correct
69 Correct 140 ms 20140 KB Output is correct
70 Correct 143 ms 20076 KB Output is correct
71 Correct 149 ms 20204 KB Output is correct
72 Correct 169 ms 20552 KB Output is correct
73 Correct 161 ms 31808 KB Output is correct
74 Correct 157 ms 31772 KB Output is correct
75 Correct 162 ms 21460 KB Output is correct
76 Correct 147 ms 21448 KB Output is correct
77 Correct 147 ms 19992 KB Output is correct
78 Correct 139 ms 20152 KB Output is correct
79 Correct 145 ms 20048 KB Output is correct
80 Correct 135 ms 20112 KB Output is correct
81 Correct 146 ms 20168 KB Output is correct
82 Correct 136 ms 20244 KB Output is correct
83 Correct 158 ms 25316 KB Output is correct
84 Correct 155 ms 27368 KB Output is correct
85 Correct 161 ms 27116 KB Output is correct
86 Correct 146 ms 21476 KB Output is correct
87 Correct 146 ms 20964 KB Output is correct
88 Correct 156 ms 21220 KB Output is correct
89 Correct 147 ms 20960 KB Output is correct
90 Correct 147 ms 20676 KB Output is correct
91 Correct 138 ms 20964 KB Output is correct
92 Correct 142 ms 21396 KB Output is correct
93 Correct 134 ms 23564 KB Output is correct
94 Correct 152 ms 25120 KB Output is correct
95 Correct 160 ms 23996 KB Output is correct
96 Correct 142 ms 22208 KB Output is correct
97 Correct 137 ms 20712 KB Output is correct
98 Correct 132 ms 20344 KB Output is correct
99 Correct 156 ms 20200 KB Output is correct
100 Correct 142 ms 23188 KB Output is correct
101 Correct 159 ms 21072 KB Output is correct
102 Correct 145 ms 20380 KB Output is correct
103 Correct 136 ms 20448 KB Output is correct
104 Correct 139 ms 20868 KB Output is correct
105 Correct 171 ms 28700 KB Output is correct
106 Correct 113 ms 20676 KB Output is correct
107 Correct 122 ms 20668 KB Output is correct
108 Correct 188 ms 32480 KB Output is correct
109 Correct 120 ms 20664 KB Output is correct
110 Correct 177 ms 32696 KB Output is correct
111 Correct 134 ms 19940 KB Output is correct