oj.uz

답안 #995831

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
995831 2024-06-09T23:53:25 Z aaaaaarroz 가장 긴 여행 (IOI23_longesttrip) C++17
40 / 100
 997 ms 1772 KB 
#include <bits/stdc++.h>
using namespace std;
bool are_connected(vector<int> A, vector<int> B);
vector<int> longest_trip(int N, int D){
    vector<vector<int>>graph(N,vector<int>());
    for(int i=0;i<N;i++){
        for(int j=i+1;j<N;j++){
            if(are_connected({i},{j})){
                graph[i].push_back(j);
                graph[j].push_back(i);
            }
        }
    }
    int max_dist=0;
    vector<int>ans;
    for(int i=0;i<N;i++){
        vector<int>dist(N,-1);
        vector<int>parent(N,-1);
        dist[i]=0;
        queue<int>cola;
        cola.push(i);
        while(!cola.empty()){
            int nodo=cola.front();
            cola.pop();
            for(int vecino:graph[nodo]){
                if(dist[vecino]==-1){
                    parent[vecino]=nodo;
                    dist[vecino]=(dist[nodo]+1);
                    cola.push(vecino);
                    break;
                }
            }
        }
        if(*max_element(dist.begin(),dist.end())>max_dist){
            max_dist=*max_element(dist.begin(),dist.end());
            vector<int>path;
            int best_node;
            for(int j=0;j<N;j++){
                if(dist[j]==max_dist){
                    best_node=j;
                }
            }
            path.push_back(best_node);
            while(parent[best_node]!=-1){
                best_node=parent[best_node];
                path.push_back(best_node);
            }
            ans=path;
        }
    }
    reverse(ans.begin(),ans.end());
    return ans;
}

Subtask #0
0.0 / 0.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 198 ms 1228 KB Output is correct

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 344 KB Output is correct
2 Correct 25 ms 344 KB Output is correct
3 Correct 174 ms 452 KB Output is correct
4 Correct 447 ms 696 KB Output is correct
5 Correct 867 ms 1032 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 344 KB Output is correct
2 Correct 26 ms 344 KB Output is correct
3 Correct 157 ms 344 KB Output is correct
4 Correct 471 ms 752 KB Output is correct
5 Correct 920 ms 888 KB Output is correct
6 Correct 10 ms 344 KB Output is correct
7 Correct 23 ms 344 KB Output is correct
8 Correct 176 ms 600 KB Output is correct
9 Correct 361 ms 740 KB Output is correct
10 Correct 837 ms 1000 KB Output is correct
11 Correct 892 ms 812 KB Output is correct
12 Correct 944 ms 1500 KB Output is correct
13 Correct 922 ms 1136 KB Output is correct

Subtask #3
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 344 KB Output is correct
2 Correct 21 ms 344 KB Output is correct
3 Correct 170 ms 344 KB Output is correct
4 Correct 434 ms 748 KB Output is correct
5 Correct 913 ms 740 KB Output is correct
6 Correct 7 ms 344 KB Output is correct
7 Correct 28 ms 344 KB Output is correct
8 Correct 156 ms 600 KB Output is correct
9 Correct 318 ms 720 KB Output is correct
10 Correct 910 ms 724 KB Output is correct
11 Correct 938 ms 844 KB Output is correct
12 Correct 867 ms 776 KB Output is correct
13 Correct 822 ms 740 KB Output is correct
14 Correct 9 ms 344 KB Output is correct
15 Correct 13 ms 344 KB Output is correct
16 Correct 69 ms 344 KB Output is correct
17 Correct 102 ms 420 KB Output is correct
18 Correct 168 ms 608 KB Output is correct
19 Correct 319 ms 648 KB Output is correct
20 Correct 368 ms 964 KB Output is correct
21 Correct 945 ms 1132 KB Output is correct
22 Correct 997 ms 996 KB Output is correct
23 Correct 892 ms 1772 KB Output is correct
24 Correct 912 ms 1416 KB Output is correct
25 Correct 7 ms 344 KB Output is correct
26 Correct 9 ms 344 KB Output is correct
27 Correct 18 ms 344 KB Output is correct
28 Correct 23 ms 344 KB Output is correct
29 Correct 34 ms 344 KB Output is correct
30 Correct 195 ms 600 KB Output is correct
31 Correct 197 ms 452 KB Output is correct
32 Correct 200 ms 600 KB Output is correct
33 Correct 295 ms 724 KB Output is correct
34 Correct 381 ms 612 KB Output is correct
35 Correct 375 ms 844 KB Output is correct
36 Correct 964 ms 1224 KB Output is correct
37 Correct 978 ms 784 KB Output is correct
38 Correct 902 ms 1088 KB Output is correct
39 Correct 799 ms 900 KB Output is correct
40 Correct 848 ms 1044 KB Output is correct
41 Correct 879 ms 820 KB Output is correct
42 Correct 930 ms 740 KB Output is correct
43 Correct 902 ms 1160 KB Output is correct
44 Correct 828 ms 1036 KB Output is correct
45 Correct 9 ms 344 KB Output is correct
46 Correct 10 ms 344 KB Output is correct
47 Correct 22 ms 344 KB Output is correct
48 Correct 22 ms 344 KB Output is correct
49 Correct 23 ms 512 KB Output is correct
50 Correct 213 ms 440 KB Output is correct
51 Correct 204 ms 600 KB Output is correct
52 Correct 185 ms 592 KB Output is correct
53 Correct 305 ms 492 KB Output is correct
54 Correct 299 ms 600 KB Output is correct
55 Correct 324 ms 484 KB Output is correct
56 Correct 816 ms 972 KB Output is correct
57 Correct 885 ms 696 KB Output is correct
58 Correct 827 ms 1084 KB Output is correct
59 Correct 848 ms 792 KB Output is correct
60 Correct 849 ms 1224 KB Output is correct
61 Correct 881 ms 700 KB Output is correct
62 Correct 777 ms 720 KB Output is correct
63 Correct 768 ms 1036 KB Output is correct
64 Correct 823 ms 872 KB Output is correct

Subtask #4
0.0 / 60.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 340 KB Output is correct
2 Correct 32 ms 344 KB Output is correct
3 Partially correct 144 ms 456 KB Output is partially correct
4 Partially correct 431 ms 936 KB Output is partially correct
5 Partially correct 873 ms 704 KB Output is partially correct
6 Correct 8 ms 344 KB Output is correct
7 Correct 28 ms 344 KB Output is correct
8 Partially correct 167 ms 344 KB Output is partially correct
9 Partially correct 339 ms 344 KB Output is partially correct
10 Partially correct 887 ms 828 KB Output is partially correct
11 Partially correct 885 ms 892 KB Output is partially correct
12 Partially correct 934 ms 976 KB Output is partially correct
13 Partially correct 882 ms 1228 KB Output is partially correct
14 Correct 7 ms 344 KB Output is correct
15 Correct 10 ms 344 KB Output is correct
16 Incorrect 8 ms 344 KB Incorrect
17 Halted 0 ms 0 KB -