oj.uz

Submission #56266

# Submission time Handle Problem Language Result Execution time Memory
56266 2018-07-10T18:37:28 Z ngkan146 Toy Train (IOI17_train) C++11
100 / 100
 943 ms 100444 KB 
#include "train.h"
#include <bits/stdc++.h>
using namespace std;
#define AREZOU 1
#define BORZOU 0

int n, m;
vector <int> G[5005];
vector <int> Gback[5005];
int owner[5005];
int chargingStation[5005];
int result[5005];
int deg[5005];
bool  visited[5005], ok[5005], del[5005];
void solve(vector <int> lst){
    memset(deg, 0, sizeof(deg));
    memset(visited, 0, sizeof(visited));
    memset(ok, 0, sizeof(ok));

    for(auto u: lst){
        ok[u] = 1;
        for(auto v: Gback[u]){
            if (!del[v])  deg[v] ++;
        }
    }

    vector <int> goodForArezou;
    vector <int> goodForBorzou;
    queue <int> q;

    for(auto v: lst)
        if (chargingStation[v]) q.push(v), visited[v] = 1;

    while(q.size()){
        int u = q.front();
        q.pop();
        goodForArezou.push_back(u);
        for(auto v: Gback[u]){
            if (del[v]) continue;
            -- deg[v];
            if (!visited[v] && (owner[v] == AREZOU || !deg[v])){
                visited[v] = 1;
                q.push(v);
            }
        }
    }

    for(auto v: goodForArezou)  ok[v] = 0;
    memset(visited, 0, sizeof(visited));
    for(int i=0;i<n;i++){
        deg[i] = 0;
        if (ok[i])  q.push(i), visited[i] = 1;
    }

    for(auto u: lst){
        for(auto v: Gback[u]){
            if (!del[v])  deg[v] ++;
        }
    }

    while(q.size()){
        int u = q.front();
        q.pop();
        goodForBorzou.push_back(u);
        for(auto v: Gback[u]){
            if (del[v]) continue;
            -- deg[v];
            if (!visited[v] && (owner[v] == BORZOU || !deg[v])){
                visited[v] = 1;
                q.push(v);
            }
        }
    }

    for(auto v: goodForBorzou)  del[v] = 1;
    vector <int> newLst;
    for(int i=0;i<n;i++)    if (!del[i])    newLst.push_back(i);
    if (lst == newLst) {for(auto v: lst) result[v] = 1; return;}
    solve(newLst);
}

vector<int> who_wins(vector<int> A, vector<int> R, vector<int> U, vector<int> V) {
	n = A.size();
	for(int i=0;i<n;i++)
        owner[i] = A[i],
        chargingStation[i] = R[i];
    m = U.size();
    for(int i=0;i<m;i++){
        Gback[V[i]].push_back(U[i]);
    }
    vector <int> lst;
    for(int i=0;i<n;i++)    lst.push_back(i);
    solve(lst);
    vector <int> res;
    for(int i=0;i<n;i++)    res.push_back(result[i]);
    return res;
}
/*
2 4
0 1
1 0
0 0
0 1
1 0
1 1
*/

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 1272 KB Output is correct
2 Correct 9 ms 1636 KB Output is correct
3 Correct 9 ms 1716 KB Output is correct
4 Correct 11 ms 1824 KB Output is correct
5 Correct 10 ms 1824 KB Output is correct
6 Correct 9 ms 1824 KB Output is correct
7 Correct 9 ms 1824 KB Output is correct
8 Correct 11 ms 2204 KB Output is correct
9 Correct 11 ms 2204 KB Output is correct
10 Correct 10 ms 2204 KB Output is correct
11 Correct 8 ms 2204 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2204 KB Output is correct
2 Correct 2 ms 2204 KB Output is correct
3 Correct 2 ms 2204 KB Output is correct
4 Correct 3 ms 2204 KB Output is correct
5 Correct 3 ms 2204 KB Output is correct
6 Correct 3 ms 2204 KB Output is correct
7 Correct 3 ms 2204 KB Output is correct
8 Correct 3 ms 2204 KB Output is correct
9 Correct 3 ms 2204 KB Output is correct
10 Correct 3 ms 2204 KB Output is correct
11 Correct 3 ms 2204 KB Output is correct
12 Correct 3 ms 2204 KB Output is correct
13 Correct 3 ms 2204 KB Output is correct
14 Correct 3 ms 2204 KB Output is correct
15 Correct 3 ms 2204 KB Output is correct
16 Correct 3 ms 2204 KB Output is correct
17 Correct 3 ms 2204 KB Output is correct
18 Correct 3 ms 2204 KB Output is correct
19 Correct 3 ms 2204 KB Output is correct
20 Correct 3 ms 2204 KB Output is correct

Subtask #3
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 187 ms 30928 KB Output is correct
2 Correct 343 ms 51244 KB Output is correct
3 Correct 459 ms 61136 KB Output is correct
4 Correct 13 ms 61136 KB Output is correct
5 Correct 20 ms 61136 KB Output is correct
6 Correct 14 ms 61136 KB Output is correct
7 Correct 18 ms 61136 KB Output is correct
8 Correct 12 ms 61136 KB Output is correct
9 Correct 12 ms 61136 KB Output is correct
10 Correct 12 ms 61136 KB Output is correct
11 Correct 13 ms 61136 KB Output is correct
12 Correct 11 ms 61136 KB Output is correct
13 Correct 15 ms 61136 KB Output is correct
14 Correct 17 ms 61136 KB Output is correct
15 Correct 12 ms 61136 KB Output is correct
16 Correct 13 ms 61136 KB Output is correct
17 Correct 17 ms 61136 KB Output is correct
18 Correct 683 ms 91508 KB Output is correct

Subtask #4
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 91508 KB Output is correct
2 Correct 12 ms 91508 KB Output is correct
3 Correct 15 ms 91508 KB Output is correct
4 Correct 12 ms 91508 KB Output is correct
5 Correct 15 ms 91508 KB Output is correct
6 Correct 13 ms 91508 KB Output is correct
7 Correct 12 ms 91508 KB Output is correct
8 Correct 12 ms 91508 KB Output is correct
9 Correct 12 ms 91508 KB Output is correct
10 Correct 13 ms 91508 KB Output is correct
11 Correct 12 ms 91508 KB Output is correct
12 Correct 12 ms 91508 KB Output is correct
13 Correct 15 ms 91508 KB Output is correct
14 Correct 16 ms 91508 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 91508 KB Output is correct
2 Correct 12 ms 91508 KB Output is correct
3 Correct 14 ms 91508 KB Output is correct
4 Correct 12 ms 91508 KB Output is correct
5 Correct 3 ms 91508 KB Output is correct
6 Correct 7 ms 91508 KB Output is correct
7 Correct 8 ms 91508 KB Output is correct
8 Correct 10 ms 91508 KB Output is correct
9 Correct 9 ms 91508 KB Output is correct
10 Correct 4 ms 91508 KB Output is correct
11 Correct 8 ms 91508 KB Output is correct

Subtask #6
51.0 / 51.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 1272 KB Output is correct
2 Correct 9 ms 1636 KB Output is correct
3 Correct 9 ms 1716 KB Output is correct
4 Correct 11 ms 1824 KB Output is correct
5 Correct 10 ms 1824 KB Output is correct
6 Correct 9 ms 1824 KB Output is correct
7 Correct 9 ms 1824 KB Output is correct
8 Correct 11 ms 2204 KB Output is correct
9 Correct 11 ms 2204 KB Output is correct
10 Correct 10 ms 2204 KB Output is correct
11 Correct 8 ms 2204 KB Output is correct
12 Correct 3 ms 2204 KB Output is correct
13 Correct 2 ms 2204 KB Output is correct
14 Correct 2 ms 2204 KB Output is correct
15 Correct 3 ms 2204 KB Output is correct
16 Correct 3 ms 2204 KB Output is correct
17 Correct 3 ms 2204 KB Output is correct
18 Correct 3 ms 2204 KB Output is correct
19 Correct 3 ms 2204 KB Output is correct
20 Correct 3 ms 2204 KB Output is correct
21 Correct 3 ms 2204 KB Output is correct
22 Correct 3 ms 2204 KB Output is correct
23 Correct 3 ms 2204 KB Output is correct
24 Correct 3 ms 2204 KB Output is correct
25 Correct 3 ms 2204 KB Output is correct
26 Correct 3 ms 2204 KB Output is correct
27 Correct 3 ms 2204 KB Output is correct
28 Correct 3 ms 2204 KB Output is correct
29 Correct 3 ms 2204 KB Output is correct
30 Correct 3 ms 2204 KB Output is correct
31 Correct 3 ms 2204 KB Output is correct
32 Correct 187 ms 30928 KB Output is correct
33 Correct 343 ms 51244 KB Output is correct
34 Correct 459 ms 61136 KB Output is correct
35 Correct 13 ms 61136 KB Output is correct
36 Correct 20 ms 61136 KB Output is correct
37 Correct 14 ms 61136 KB Output is correct
38 Correct 18 ms 61136 KB Output is correct
39 Correct 12 ms 61136 KB Output is correct
40 Correct 12 ms 61136 KB Output is correct
41 Correct 12 ms 61136 KB Output is correct
42 Correct 13 ms 61136 KB Output is correct
43 Correct 11 ms 61136 KB Output is correct
44 Correct 15 ms 61136 KB Output is correct
45 Correct 17 ms 61136 KB Output is correct
46 Correct 12 ms 61136 KB Output is correct
47 Correct 13 ms 61136 KB Output is correct
48 Correct 17 ms 61136 KB Output is correct
49 Correct 683 ms 91508 KB Output is correct
50 Correct 15 ms 91508 KB Output is correct
51 Correct 12 ms 91508 KB Output is correct
52 Correct 15 ms 91508 KB Output is correct
53 Correct 12 ms 91508 KB Output is correct
54 Correct 15 ms 91508 KB Output is correct
55 Correct 13 ms 91508 KB Output is correct
56 Correct 12 ms 91508 KB Output is correct
57 Correct 12 ms 91508 KB Output is correct
58 Correct 12 ms 91508 KB Output is correct
59 Correct 13 ms 91508 KB Output is correct
60 Correct 12 ms 91508 KB Output is correct
61 Correct 12 ms 91508 KB Output is correct
62 Correct 15 ms 91508 KB Output is correct
63 Correct 16 ms 91508 KB Output is correct
64 Correct 20 ms 91508 KB Output is correct
65 Correct 12 ms 91508 KB Output is correct
66 Correct 14 ms 91508 KB Output is correct
67 Correct 12 ms 91508 KB Output is correct
68 Correct 3 ms 91508 KB Output is correct
69 Correct 7 ms 91508 KB Output is correct
70 Correct 8 ms 91508 KB Output is correct
71 Correct 10 ms 91508 KB Output is correct
72 Correct 9 ms 91508 KB Output is correct
73 Correct 4 ms 91508 KB Output is correct
74 Correct 8 ms 91508 KB Output is correct
75 Correct 259 ms 91508 KB Output is correct
76 Correct 372 ms 91508 KB Output is correct
77 Correct 516 ms 91508 KB Output is correct
78 Correct 463 ms 91508 KB Output is correct
79 Correct 483 ms 91508 KB Output is correct
80 Correct 18 ms 91508 KB Output is correct
81 Correct 13 ms 91508 KB Output is correct
82 Correct 14 ms 91508 KB Output is correct
83 Correct 23 ms 91508 KB Output is correct
84 Correct 22 ms 91508 KB Output is correct
85 Correct 15 ms 91508 KB Output is correct
86 Correct 13 ms 91508 KB Output is correct
87 Correct 11 ms 91508 KB Output is correct
88 Correct 19 ms 91508 KB Output is correct
89 Correct 14 ms 91508 KB Output is correct
90 Correct 35 ms 91508 KB Output is correct
91 Correct 29 ms 91508 KB Output is correct
92 Correct 42 ms 91508 KB Output is correct
93 Correct 51 ms 91508 KB Output is correct
94 Correct 43 ms 91508 KB Output is correct
95 Correct 41 ms 91508 KB Output is correct
96 Correct 153 ms 91508 KB Output is correct
97 Correct 619 ms 91508 KB Output is correct
98 Correct 943 ms 91508 KB Output is correct
99 Correct 909 ms 100000 KB Output is correct
100 Correct 500 ms 100444 KB Output is correct