oj.uz

Submission #307632

# Submission time Handle Problem Language Result Execution time Memory
307632 2020-09-28T20:48:11 Z shafinalam Power Plant (JOI20_power) C++14
100 / 100
 373 ms 27012 KB 
#include <bits/stdc++.h>
 
using namespace std;
 
const int mxn = 2e5+5;
 
typedef long long ll;
typedef unsigned int ui;
typedef unsigned long long ull;
typedef pair<int,int>pii;
typedef pair<int,pii>piii;
 
#define  sf scanf
#define  pf printf
 
#define  input freopen("in.txt","r",stdin)
#define  output freopen("out.txt","w",stdout)
 
#define  inf 1e18
#define  ff first
#define  ss second
#define  MP make_pair
#define  pb push_back
#define  all(v) v.begin(), v.end()
#define  printcase(cases) printf("Case %d:", cases);
#define  Unique(a) a.erase(unique(a.begin(),a.end()),a.end())
#define  FAST  ios_base::sync_with_stdio(0);cout.tie(0)
#define  endl printf("\n")
#define  __lcm(a, b) ((a*b)/__gcd(a, b))

int arr[mxn];
vector<int>adj[mxn];
int dp[mxn];
int ans = 0;
void dfs(int u, int p)
{
    int mx = 0;

    for(auto v : adj[u])
    {
        if(v==p) continue;
        dfs(v, u);
        dp[u]+=dp[v];
        mx = max(mx, dp[v]);
    }
    if(arr[u])
    {
        ans = max(ans, mx+1);
        dp[u] = max(1, dp[u]-1);
    }
    ans = max(ans, dp[u]);


}
int main()
{
   // input;
    //output;

    int n;
    cin >> n;

    for(int i = 1; i < n; i++)
    {
        int u, v;
        cin >> u >> v;
        adj[u].push_back(v);
        adj[v].push_back(u);
    }
    string s;
    cin >> s;
    for(int i = 0; i < n; i++) arr[i+1] = s[i]-'0';
    dfs(1, 1);
    cout << ans << '\n';
    return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 4992 KB Output is correct
2 Correct 3 ms 4992 KB Output is correct
3 Correct 3 ms 4992 KB Output is correct
4 Correct 3 ms 4992 KB Output is correct
5 Correct 3 ms 4992 KB Output is correct
6 Correct 3 ms 4992 KB Output is correct
7 Correct 3 ms 4992 KB Output is correct
8 Correct 3 ms 4992 KB Output is correct
9 Correct 3 ms 4992 KB Output is correct
10 Correct 3 ms 4992 KB Output is correct
11 Correct 3 ms 4992 KB Output is correct
12 Correct 3 ms 4992 KB Output is correct
13 Correct 4 ms 4992 KB Output is correct
14 Correct 3 ms 4992 KB Output is correct
15 Correct 4 ms 4992 KB Output is correct
16 Correct 3 ms 4992 KB Output is correct
17 Correct 3 ms 4992 KB Output is correct
18 Correct 3 ms 4992 KB Output is correct
19 Correct 3 ms 4992 KB Output is correct
20 Correct 4 ms 4992 KB Output is correct
21 Correct 3 ms 4992 KB Output is correct

Subtask #2
41.0 / 41.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 4992 KB Output is correct
2 Correct 3 ms 4992 KB Output is correct
3 Correct 3 ms 4992 KB Output is correct
4 Correct 3 ms 4992 KB Output is correct
5 Correct 3 ms 4992 KB Output is correct
6 Correct 3 ms 4992 KB Output is correct
7 Correct 3 ms 4992 KB Output is correct
8 Correct 3 ms 4992 KB Output is correct
9 Correct 3 ms 4992 KB Output is correct
10 Correct 3 ms 4992 KB Output is correct
11 Correct 3 ms 4992 KB Output is correct
12 Correct 3 ms 4992 KB Output is correct
13 Correct 4 ms 4992 KB Output is correct
14 Correct 3 ms 4992 KB Output is correct
15 Correct 4 ms 4992 KB Output is correct
16 Correct 3 ms 4992 KB Output is correct
17 Correct 3 ms 4992 KB Output is correct
18 Correct 3 ms 4992 KB Output is correct
19 Correct 3 ms 4992 KB Output is correct
20 Correct 4 ms 4992 KB Output is correct
21 Correct 3 ms 4992 KB Output is correct
22 Correct 5 ms 5120 KB Output is correct
23 Correct 6 ms 5120 KB Output is correct
24 Correct 6 ms 5120 KB Output is correct
25 Correct 6 ms 5120 KB Output is correct
26 Correct 6 ms 5120 KB Output is correct
27 Correct 6 ms 5120 KB Output is correct
28 Correct 6 ms 5120 KB Output is correct
29 Correct 6 ms 5376 KB Output is correct
30 Correct 6 ms 5248 KB Output is correct
31 Correct 6 ms 5120 KB Output is correct
32 Correct 6 ms 5120 KB Output is correct
33 Correct 7 ms 5120 KB Output is correct
34 Correct 6 ms 5120 KB Output is correct
35 Correct 6 ms 5120 KB Output is correct
36 Correct 6 ms 5120 KB Output is correct
37 Correct 5 ms 5120 KB Output is correct
38 Correct 6 ms 5120 KB Output is correct
39 Correct 6 ms 5120 KB Output is correct
40 Correct 5 ms 5120 KB Output is correct
41 Correct 6 ms 5120 KB Output is correct
42 Correct 7 ms 5120 KB Output is correct
43 Correct 6 ms 5120 KB Output is correct
44 Correct 5 ms 5120 KB Output is correct
45 Correct 6 ms 5120 KB Output is correct
46 Correct 6 ms 5120 KB Output is correct
47 Correct 6 ms 5120 KB Output is correct
48 Correct 6 ms 5120 KB Output is correct
49 Correct 6 ms 5120 KB Output is correct
50 Correct 6 ms 5120 KB Output is correct
51 Correct 6 ms 5120 KB Output is correct
52 Correct 6 ms 5120 KB Output is correct
53 Correct 6 ms 5120 KB Output is correct
54 Correct 6 ms 5120 KB Output is correct
55 Correct 5 ms 5120 KB Output is correct
56 Correct 5 ms 5120 KB Output is correct
57 Correct 6 ms 5248 KB Output is correct
58 Correct 5 ms 5120 KB Output is correct
59 Correct 5 ms 5120 KB Output is correct
60 Correct 6 ms 5120 KB Output is correct
61 Correct 6 ms 5120 KB Output is correct
62 Correct 6 ms 5248 KB Output is correct
63 Correct 6 ms 5120 KB Output is correct

Subtask #3
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 4992 KB Output is correct
2 Correct 3 ms 4992 KB Output is correct
3 Correct 3 ms 4992 KB Output is correct
4 Correct 3 ms 4992 KB Output is correct
5 Correct 3 ms 4992 KB Output is correct
6 Correct 3 ms 4992 KB Output is correct
7 Correct 3 ms 4992 KB Output is correct
8 Correct 3 ms 4992 KB Output is correct
9 Correct 3 ms 4992 KB Output is correct
10 Correct 3 ms 4992 KB Output is correct
11 Correct 3 ms 4992 KB Output is correct
12 Correct 3 ms 4992 KB Output is correct
13 Correct 4 ms 4992 KB Output is correct
14 Correct 3 ms 4992 KB Output is correct
15 Correct 4 ms 4992 KB Output is correct
16 Correct 3 ms 4992 KB Output is correct
17 Correct 3 ms 4992 KB Output is correct
18 Correct 3 ms 4992 KB Output is correct
19 Correct 3 ms 4992 KB Output is correct
20 Correct 4 ms 4992 KB Output is correct
21 Correct 3 ms 4992 KB Output is correct
22 Correct 5 ms 5120 KB Output is correct
23 Correct 6 ms 5120 KB Output is correct
24 Correct 6 ms 5120 KB Output is correct
25 Correct 6 ms 5120 KB Output is correct
26 Correct 6 ms 5120 KB Output is correct
27 Correct 6 ms 5120 KB Output is correct
28 Correct 6 ms 5120 KB Output is correct
29 Correct 6 ms 5376 KB Output is correct
30 Correct 6 ms 5248 KB Output is correct
31 Correct 6 ms 5120 KB Output is correct
32 Correct 6 ms 5120 KB Output is correct
33 Correct 7 ms 5120 KB Output is correct
34 Correct 6 ms 5120 KB Output is correct
35 Correct 6 ms 5120 KB Output is correct
36 Correct 6 ms 5120 KB Output is correct
37 Correct 5 ms 5120 KB Output is correct
38 Correct 6 ms 5120 KB Output is correct
39 Correct 6 ms 5120 KB Output is correct
40 Correct 5 ms 5120 KB Output is correct
41 Correct 6 ms 5120 KB Output is correct
42 Correct 7 ms 5120 KB Output is correct
43 Correct 6 ms 5120 KB Output is correct
44 Correct 5 ms 5120 KB Output is correct
45 Correct 6 ms 5120 KB Output is correct
46 Correct 6 ms 5120 KB Output is correct
47 Correct 6 ms 5120 KB Output is correct
48 Correct 6 ms 5120 KB Output is correct
49 Correct 6 ms 5120 KB Output is correct
50 Correct 6 ms 5120 KB Output is correct
51 Correct 6 ms 5120 KB Output is correct
52 Correct 6 ms 5120 KB Output is correct
53 Correct 6 ms 5120 KB Output is correct
54 Correct 6 ms 5120 KB Output is correct
55 Correct 5 ms 5120 KB Output is correct
56 Correct 5 ms 5120 KB Output is correct
57 Correct 6 ms 5248 KB Output is correct
58 Correct 5 ms 5120 KB Output is correct
59 Correct 5 ms 5120 KB Output is correct
60 Correct 6 ms 5120 KB Output is correct
61 Correct 6 ms 5120 KB Output is correct
62 Correct 6 ms 5248 KB Output is correct
63 Correct 6 ms 5120 KB Output is correct
64 Correct 362 ms 13324 KB Output is correct
65 Correct 366 ms 13576 KB Output is correct
66 Correct 354 ms 13316 KB Output is correct
67 Correct 359 ms 13324 KB Output is correct
68 Correct 359 ms 13316 KB Output is correct
69 Correct 358 ms 13472 KB Output is correct
70 Correct 355 ms 13320 KB Output is correct
71 Correct 355 ms 13316 KB Output is correct
72 Correct 355 ms 13320 KB Output is correct
73 Correct 372 ms 25992 KB Output is correct
74 Correct 372 ms 25864 KB Output is correct
75 Correct 352 ms 13320 KB Output is correct
76 Correct 354 ms 13448 KB Output is correct
77 Correct 353 ms 13192 KB Output is correct
78 Correct 361 ms 13196 KB Output is correct
79 Correct 362 ms 13192 KB Output is correct
80 Correct 362 ms 13192 KB Output is correct
81 Correct 334 ms 13680 KB Output is correct
82 Correct 347 ms 13684 KB Output is correct
83 Correct 371 ms 18392 KB Output is correct
84 Correct 370 ms 20492 KB Output is correct
85 Correct 371 ms 20232 KB Output is correct
86 Correct 368 ms 14600 KB Output is correct
87 Correct 362 ms 14088 KB Output is correct
88 Correct 353 ms 14472 KB Output is correct
89 Correct 363 ms 14472 KB Output is correct
90 Correct 355 ms 14216 KB Output is correct
91 Correct 351 ms 14468 KB Output is correct
92 Correct 355 ms 14804 KB Output is correct
93 Correct 342 ms 17416 KB Output is correct
94 Correct 337 ms 19056 KB Output is correct
95 Correct 338 ms 17668 KB Output is correct
96 Correct 348 ms 16008 KB Output is correct
97 Correct 347 ms 14440 KB Output is correct
98 Correct 351 ms 13832 KB Output is correct
99 Correct 351 ms 13704 KB Output is correct
100 Correct 350 ms 16904 KB Output is correct
101 Correct 348 ms 14856 KB Output is correct
102 Correct 347 ms 14088 KB Output is correct
103 Correct 355 ms 13960 KB Output is correct
104 Correct 302 ms 13292 KB Output is correct
105 Correct 373 ms 22792 KB Output is correct
106 Correct 289 ms 14060 KB Output is correct
107 Correct 288 ms 14064 KB Output is correct
108 Correct 372 ms 26632 KB Output is correct
109 Correct 300 ms 13288 KB Output is correct
110 Correct 368 ms 27012 KB Output is correct
111 Correct 347 ms 13192 KB Output is correct