oj.uz

Submission #546187

# Submission time Handle Problem Language Result Execution time Memory
546187 2022-04-06T15:35:17 Z Deepesson Power Plant (JOI20_power) C++17
47 / 100
 1500 ms 43592 KB 
#include <bits/stdc++.h>
#define MAX 205000LL
std::vector<int> con[MAX];
std::string valores;
typedef std::pair<int,int> pii;
std::unordered_map<long long,int> mapa;

int explora(long long pos,long long prev){
    long long cod = (MAX* pos) + prev;
    if(mapa.find(cod)!=mapa.end())return mapa[cod];
    int ans=0;
    if(valores[pos]=='1')ans=1;
    int soma=0;
    for(auto&x:con[pos]){
        if(x==prev)continue;
        soma+=explora(x,pos);
    }
    if(valores[pos]=='1')--soma;
    mapa[cod]=std::max(ans,soma);
    return std::max(ans,soma);
}

int N;
int ans=0;
int main()
{
    std::cin>>N;
    for(int i=1;i!=N;++i){
        int a,b;
        std::cin>>a>>b;
        --a;--b;
        con[a].push_back(b);
        con[b].push_back(a);
    }
    std::cin>>valores;
    for(int i=0;i!=N;++i){
        int tot=0;
        int other=0;
        for(auto&x:con[i]){
            int b = explora(x,i);
            if(valores[i]=='1')other=std::max(other,b+1);
            tot+=b;
        }
        if(valores[i]=='1'){
            --tot;
            tot=std::max(tot,1);
        }
        ans=std::max(ans,tot);
        ans=std::max(ans,other);
    }
    assert(ans);
    std::cout<<ans<<"\n";
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 5076 KB Output is correct
2 Correct 3 ms 5076 KB Output is correct
3 Correct 3 ms 5076 KB Output is correct
4 Correct 3 ms 5076 KB Output is correct
5 Correct 2 ms 5076 KB Output is correct
6 Correct 3 ms 5076 KB Output is correct
7 Correct 3 ms 5076 KB Output is correct
8 Correct 3 ms 5076 KB Output is correct
9 Correct 3 ms 5076 KB Output is correct
10 Correct 3 ms 5076 KB Output is correct
11 Correct 3 ms 5076 KB Output is correct
12 Correct 3 ms 5076 KB Output is correct
13 Correct 4 ms 5076 KB Output is correct
14 Correct 3 ms 5076 KB Output is correct
15 Correct 4 ms 5076 KB Output is correct
16 Correct 3 ms 5076 KB Output is correct
17 Correct 4 ms 5076 KB Output is correct
18 Correct 3 ms 5076 KB Output is correct
19 Correct 3 ms 5076 KB Output is correct
20 Correct 3 ms 5076 KB Output is correct
21 Correct 3 ms 5076 KB Output is correct

Subtask #2
41.0 / 41.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 5076 KB Output is correct
2 Correct 3 ms 5076 KB Output is correct
3 Correct 3 ms 5076 KB Output is correct
4 Correct 3 ms 5076 KB Output is correct
5 Correct 2 ms 5076 KB Output is correct
6 Correct 3 ms 5076 KB Output is correct
7 Correct 3 ms 5076 KB Output is correct
8 Correct 3 ms 5076 KB Output is correct
9 Correct 3 ms 5076 KB Output is correct
10 Correct 3 ms 5076 KB Output is correct
11 Correct 3 ms 5076 KB Output is correct
12 Correct 3 ms 5076 KB Output is correct
13 Correct 4 ms 5076 KB Output is correct
14 Correct 3 ms 5076 KB Output is correct
15 Correct 4 ms 5076 KB Output is correct
16 Correct 3 ms 5076 KB Output is correct
17 Correct 4 ms 5076 KB Output is correct
18 Correct 3 ms 5076 KB Output is correct
19 Correct 3 ms 5076 KB Output is correct
20 Correct 3 ms 5076 KB Output is correct
21 Correct 3 ms 5076 KB Output is correct
22 Correct 5 ms 5332 KB Output is correct
23 Correct 5 ms 5332 KB Output is correct
24 Correct 6 ms 5296 KB Output is correct
25 Correct 5 ms 5332 KB Output is correct
26 Correct 5 ms 5268 KB Output is correct
27 Correct 5 ms 5260 KB Output is correct
28 Correct 5 ms 5332 KB Output is correct
29 Correct 4 ms 5396 KB Output is correct
30 Correct 5 ms 5332 KB Output is correct
31 Correct 6 ms 5332 KB Output is correct
32 Correct 5 ms 5332 KB Output is correct
33 Correct 7 ms 5292 KB Output is correct
34 Correct 5 ms 5332 KB Output is correct
35 Correct 5 ms 5332 KB Output is correct
36 Correct 5 ms 5280 KB Output is correct
37 Correct 30 ms 5316 KB Output is correct
38 Correct 11 ms 5316 KB Output is correct
39 Correct 4 ms 5332 KB Output is correct
40 Correct 5 ms 5304 KB Output is correct
41 Correct 4 ms 5332 KB Output is correct
42 Correct 6 ms 5332 KB Output is correct
43 Correct 5 ms 5332 KB Output is correct
44 Correct 5 ms 5332 KB Output is correct
45 Correct 6 ms 5332 KB Output is correct
46 Correct 6 ms 5332 KB Output is correct
47 Correct 6 ms 5332 KB Output is correct
48 Correct 32 ms 5404 KB Output is correct
49 Correct 15 ms 5392 KB Output is correct
50 Correct 14 ms 5332 KB Output is correct
51 Correct 9 ms 5332 KB Output is correct
52 Correct 5 ms 5332 KB Output is correct
53 Correct 13 ms 5368 KB Output is correct
54 Correct 5 ms 5332 KB Output is correct
55 Correct 6 ms 5256 KB Output is correct
56 Correct 86 ms 5404 KB Output is correct
57 Correct 5 ms 5460 KB Output is correct
58 Correct 90 ms 5268 KB Output is correct
59 Correct 95 ms 5440 KB Output is correct
60 Correct 5 ms 5460 KB Output is correct
61 Correct 88 ms 5332 KB Output is correct
62 Correct 4 ms 5460 KB Output is correct
63 Correct 4 ms 5332 KB Output is correct

Subtask #3
0.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 5076 KB Output is correct
2 Correct 3 ms 5076 KB Output is correct
3 Correct 3 ms 5076 KB Output is correct
4 Correct 3 ms 5076 KB Output is correct
5 Correct 2 ms 5076 KB Output is correct
6 Correct 3 ms 5076 KB Output is correct
7 Correct 3 ms 5076 KB Output is correct
8 Correct 3 ms 5076 KB Output is correct
9 Correct 3 ms 5076 KB Output is correct
10 Correct 3 ms 5076 KB Output is correct
11 Correct 3 ms 5076 KB Output is correct
12 Correct 3 ms 5076 KB Output is correct
13 Correct 4 ms 5076 KB Output is correct
14 Correct 3 ms 5076 KB Output is correct
15 Correct 4 ms 5076 KB Output is correct
16 Correct 3 ms 5076 KB Output is correct
17 Correct 4 ms 5076 KB Output is correct
18 Correct 3 ms 5076 KB Output is correct
19 Correct 3 ms 5076 KB Output is correct
20 Correct 3 ms 5076 KB Output is correct
21 Correct 3 ms 5076 KB Output is correct
22 Correct 5 ms 5332 KB Output is correct
23 Correct 5 ms 5332 KB Output is correct
24 Correct 6 ms 5296 KB Output is correct
25 Correct 5 ms 5332 KB Output is correct
26 Correct 5 ms 5268 KB Output is correct
27 Correct 5 ms 5260 KB Output is correct
28 Correct 5 ms 5332 KB Output is correct
29 Correct 4 ms 5396 KB Output is correct
30 Correct 5 ms 5332 KB Output is correct
31 Correct 6 ms 5332 KB Output is correct
32 Correct 5 ms 5332 KB Output is correct
33 Correct 7 ms 5292 KB Output is correct
34 Correct 5 ms 5332 KB Output is correct
35 Correct 5 ms 5332 KB Output is correct
36 Correct 5 ms 5280 KB Output is correct
37 Correct 30 ms 5316 KB Output is correct
38 Correct 11 ms 5316 KB Output is correct
39 Correct 4 ms 5332 KB Output is correct
40 Correct 5 ms 5304 KB Output is correct
41 Correct 4 ms 5332 KB Output is correct
42 Correct 6 ms 5332 KB Output is correct
43 Correct 5 ms 5332 KB Output is correct
44 Correct 5 ms 5332 KB Output is correct
45 Correct 6 ms 5332 KB Output is correct
46 Correct 6 ms 5332 KB Output is correct
47 Correct 6 ms 5332 KB Output is correct
48 Correct 32 ms 5404 KB Output is correct
49 Correct 15 ms 5392 KB Output is correct
50 Correct 14 ms 5332 KB Output is correct
51 Correct 9 ms 5332 KB Output is correct
52 Correct 5 ms 5332 KB Output is correct
53 Correct 13 ms 5368 KB Output is correct
54 Correct 5 ms 5332 KB Output is correct
55 Correct 6 ms 5256 KB Output is correct
56 Correct 86 ms 5404 KB Output is correct
57 Correct 5 ms 5460 KB Output is correct
58 Correct 90 ms 5268 KB Output is correct
59 Correct 95 ms 5440 KB Output is correct
60 Correct 5 ms 5460 KB Output is correct
61 Correct 88 ms 5332 KB Output is correct
62 Correct 4 ms 5460 KB Output is correct
63 Correct 4 ms 5332 KB Output is correct
64 Correct 516 ms 30960 KB Output is correct
65 Correct 547 ms 31128 KB Output is correct
66 Correct 491 ms 30976 KB Output is correct
67 Correct 479 ms 30996 KB Output is correct
68 Correct 485 ms 30956 KB Output is correct
69 Correct 453 ms 31020 KB Output is correct
70 Correct 483 ms 30984 KB Output is correct
71 Correct 458 ms 31024 KB Output is correct
72 Correct 459 ms 31092 KB Output is correct
73 Correct 497 ms 43592 KB Output is correct
74 Correct 485 ms 43428 KB Output is correct
75 Correct 463 ms 30856 KB Output is correct
76 Correct 477 ms 30832 KB Output is correct
77 Correct 462 ms 30852 KB Output is correct
78 Correct 462 ms 30880 KB Output is correct
79 Correct 467 ms 30884 KB Output is correct
80 Correct 470 ms 30840 KB Output is correct
81 Execution timed out 1559 ms 21448 KB Time limit exceeded
82 Halted 0 ms 0 KB -