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Submission #744551

# Submission time Handle Problem Language Result Execution time Memory
744551 2023-05-18T17:57:58 Z AtinaR Dreaming (IOI13_dreaming) C++14
47 / 100
 78 ms 10108 KB 
#include <bits/stdc++.h>
#include "dreaming.h"
using namespace std;
const int MAX=1e5+10;
const int INF=(1<<30);
vector<pair<int,int> > graph[MAX];
vector<int> radius;
int dist[MAX];
int vis[MAX];
int FindEnd(int start, int status)
{
    queue<int> q;
    int index,max_dist;
    index=start;max_dist=0;
    q.push(start);
    vis[start]=status;
    dist[start]=0;
    while(!q.empty())
    {
        int curr=q.front();
        q.pop();
        for(auto neighbour:graph[curr])
        {
            int newidx=neighbour.first;
            int cost=neighbour.second;
            if(vis[newidx]!=status)
            {
                vis[newidx]=status;
                q.push(newidx);
                dist[newidx]=dist[curr]+cost;
                if(max_dist<dist[newidx])
                {
                    max_dist=dist[newidx];
                    index=newidx;
                }
            }
        }
    }
    return index;

}
int travelTime(int N, int M, int L, int A[], int B[], int T[])
{
    int ans=0,tmp,end;
    for(int i=0; i<M; i++)
    {
        int a=A[i];
        int b=B[i];
        int cena=T[i];
        graph[a].push_back({b,cena});
        graph[b].push_back({a,cena});
    }
    for(int i=0; i<N; i++)
    {
        if(vis[i]==0)
        {
            int y=FindEnd(i,1);
            int x=FindEnd(y,2);
            tmp=end=dist[x];
            if(ans<tmp)
            {
                ans=tmp;
            }
            while(dist[x]>0)
            {
                for(int j=0; j<(int)graph[x].size(); j++)
                {
                    y=graph[x][j].first;
                    if(dist[x]==dist[y]+graph[x][j].second)
                    {
                        x=y;
                        break;
                    }
                }
                tmp=min(tmp,max(dist[x],end-dist[x]));
            }
            radius.push_back(tmp);
        }
    }
    sort(radius.begin(),radius.end());
    if (radius.size() == 2) ans = max(ans,radius[0]+radius[1]+L);
    else if (radius.size() > 2)
    {
        int last = max(radius[0]+radius[1],radius[1]+radius[2]+L);
        last = min(max(radius[1]+radius[0],radius[0]+radius[2]+L),last);
        last = min(max(radius[2]+radius[0],radius[0]+radius[1]+L),last);
        ans = max(ans,last+L);
    }
    return ans;
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 43 ms 8568 KB Output is correct
2 Correct 39 ms 8400 KB Output is correct
3 Correct 28 ms 6536 KB Output is correct
4 Correct 8 ms 3556 KB Output is correct
5 Correct 7 ms 3284 KB Output is correct
6 Correct 11 ms 3944 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 23 ms 5204 KB Output is correct
9 Correct 30 ms 5968 KB Output is correct
10 Correct 2 ms 2668 KB Output is correct
11 Correct 52 ms 7352 KB Output is correct
12 Correct 45 ms 7784 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 2 ms 2660 KB Output is correct
3 Correct 2 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 2 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2656 KB Output is correct
8 Correct 2 ms 2664 KB Output is correct
9 Correct 2 ms 2644 KB Output is correct
10 Correct 2 ms 2660 KB Output is correct
11 Correct 2 ms 2644 KB Output is correct
12 Correct 2 ms 2664 KB Output is correct
13 Correct 3 ms 2644 KB Output is correct
14 Correct 2 ms 2644 KB Output is correct
15 Correct 2 ms 2644 KB Output is correct
16 Correct 2 ms 2644 KB Output is correct
17 Correct 2 ms 2644 KB Output is correct
18 Correct 2 ms 2644 KB Output is correct
19 Correct 2 ms 2664 KB Output is correct
20 Correct 1 ms 2668 KB Output is correct
21 Correct 2 ms 2644 KB Output is correct
22 Correct 1 ms 2644 KB Output is correct
23 Correct 2 ms 2664 KB Output is correct
24 Correct 2 ms 2668 KB Output is correct
25 Correct 2 ms 2644 KB Output is correct

Subtask #3
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 43 ms 8568 KB Output is correct
2 Correct 39 ms 8400 KB Output is correct
3 Correct 28 ms 6536 KB Output is correct
4 Correct 8 ms 3556 KB Output is correct
5 Correct 7 ms 3284 KB Output is correct
6 Correct 11 ms 3944 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 23 ms 5204 KB Output is correct
9 Correct 30 ms 5968 KB Output is correct
10 Correct 2 ms 2668 KB Output is correct
11 Correct 52 ms 7352 KB Output is correct
12 Correct 45 ms 7784 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct
14 Correct 2 ms 2644 KB Output is correct
15 Correct 2 ms 2660 KB Output is correct
16 Correct 2 ms 2644 KB Output is correct
17 Correct 2 ms 2644 KB Output is correct
18 Correct 2 ms 2644 KB Output is correct
19 Correct 2 ms 2644 KB Output is correct
20 Correct 2 ms 2656 KB Output is correct
21 Correct 2 ms 2664 KB Output is correct
22 Correct 2 ms 2644 KB Output is correct
23 Correct 2 ms 2660 KB Output is correct
24 Correct 2 ms 2644 KB Output is correct
25 Correct 2 ms 2664 KB Output is correct
26 Correct 3 ms 2644 KB Output is correct
27 Correct 2 ms 2644 KB Output is correct
28 Correct 2 ms 2644 KB Output is correct
29 Correct 2 ms 2644 KB Output is correct
30 Correct 2 ms 2644 KB Output is correct
31 Correct 2 ms 2644 KB Output is correct
32 Correct 2 ms 2664 KB Output is correct
33 Correct 1 ms 2668 KB Output is correct
34 Correct 2 ms 2644 KB Output is correct
35 Correct 1 ms 2644 KB Output is correct
36 Correct 2 ms 2664 KB Output is correct
37 Correct 2 ms 2668 KB Output is correct
38 Correct 2 ms 2644 KB Output is correct
39 Correct 43 ms 8524 KB Output is correct
40 Correct 43 ms 8392 KB Output is correct
41 Correct 30 ms 6628 KB Output is correct
42 Correct 7 ms 3540 KB Output is correct
43 Correct 2 ms 2644 KB Output is correct
44 Correct 2 ms 2644 KB Output is correct
45 Correct 2 ms 2644 KB Output is correct
46 Correct 1 ms 2644 KB Output is correct
47 Correct 2 ms 2664 KB Output is correct
48 Correct 2 ms 2644 KB Output is correct
49 Correct 2 ms 2644 KB Output is correct
50 Correct 2 ms 2644 KB Output is correct
51 Correct 2 ms 2644 KB Output is correct
52 Correct 2 ms 2644 KB Output is correct
53 Correct 2 ms 2660 KB Output is correct
54 Correct 2 ms 2644 KB Output is correct
55 Correct 2 ms 2664 KB Output is correct
56 Correct 2 ms 2644 KB Output is correct
57 Correct 61 ms 9952 KB Output is correct
58 Correct 72 ms 9932 KB Output is correct
59 Correct 68 ms 9748 KB Output is correct
60 Correct 69 ms 9684 KB Output is correct
61 Correct 53 ms 9896 KB Output is correct
62 Correct 53 ms 9868 KB Output is correct
63 Correct 53 ms 9620 KB Output is correct
64 Correct 50 ms 9672 KB Output is correct
65 Correct 55 ms 9840 KB Output is correct
66 Correct 53 ms 9952 KB Output is correct
67 Correct 57 ms 9752 KB Output is correct
68 Correct 59 ms 9780 KB Output is correct
69 Correct 55 ms 10108 KB Output is correct
70 Correct 60 ms 9944 KB Output is correct
71 Correct 2 ms 2644 KB Output is correct
72 Correct 3 ms 2772 KB Output is correct
73 Correct 3 ms 2772 KB Output is correct
74 Correct 3 ms 2772 KB Output is correct
75 Correct 3 ms 2772 KB Output is correct
76 Correct 3 ms 2772 KB Output is correct
77 Correct 3 ms 2800 KB Output is correct
78 Correct 3 ms 2772 KB Output is correct
79 Correct 3 ms 2772 KB Output is correct
80 Correct 55 ms 9716 KB Output is correct
81 Correct 63 ms 9796 KB Output is correct
82 Correct 56 ms 9960 KB Output is correct
83 Correct 78 ms 9912 KB Output is correct
84 Correct 3 ms 2772 KB Output is correct
85 Correct 3 ms 2772 KB Output is correct
86 Correct 3 ms 2832 KB Output is correct
87 Correct 3 ms 2772 KB Output is correct
88 Correct 3 ms 2772 KB Output is correct
89 Correct 3 ms 2772 KB Output is correct
90 Correct 3 ms 2772 KB Output is correct
91 Correct 3 ms 2808 KB Output is correct
92 Correct 3 ms 2808 KB Output is correct
93 Correct 4 ms 2836 KB Output is correct
94 Correct 2 ms 2644 KB Output is correct
95 Correct 2 ms 2644 KB Output is correct
96 Correct 2 ms 2664 KB Output is correct
97 Correct 2 ms 2644 KB Output is correct
98 Correct 2 ms 2644 KB Output is correct
99 Correct 2 ms 2668 KB Output is correct
100 Correct 2 ms 2644 KB Output is correct
101 Correct 2 ms 2644 KB Output is correct
102 Correct 2 ms 2664 KB Output is correct
103 Correct 2 ms 2644 KB Output is correct
104 Correct 6 ms 3284 KB Output is correct
105 Correct 12 ms 3956 KB Output is correct
106 Correct 2 ms 2664 KB Output is correct
107 Correct 20 ms 5236 KB Output is correct
108 Correct 29 ms 5888 KB Output is correct
109 Correct 2 ms 2672 KB Output is correct
110 Correct 41 ms 7256 KB Output is correct
111 Correct 46 ms 7836 KB Output is correct
112 Correct 2 ms 2668 KB Output is correct
113 Correct 60 ms 9248 KB Output is correct

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Incorrect 23 ms 6420 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 2 ms 2660 KB Output is correct
3 Correct 2 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 2 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2656 KB Output is correct
8 Correct 2 ms 2664 KB Output is correct
9 Correct 2 ms 2644 KB Output is correct
10 Correct 2 ms 2660 KB Output is correct
11 Correct 2 ms 2644 KB Output is correct
12 Correct 2 ms 2664 KB Output is correct
13 Correct 3 ms 2644 KB Output is correct
14 Correct 2 ms 2644 KB Output is correct
15 Correct 2 ms 2644 KB Output is correct
16 Correct 2 ms 2644 KB Output is correct
17 Correct 2 ms 2644 KB Output is correct
18 Correct 2 ms 2644 KB Output is correct
19 Correct 2 ms 2664 KB Output is correct
20 Correct 1 ms 2668 KB Output is correct
21 Correct 2 ms 2644 KB Output is correct
22 Correct 1 ms 2644 KB Output is correct
23 Correct 2 ms 2664 KB Output is correct
24 Correct 2 ms 2668 KB Output is correct
25 Correct 2 ms 2644 KB Output is correct
26 Correct 2 ms 2676 KB Output is correct
27 Correct 2 ms 2772 KB Output is correct
28 Correct 3 ms 2772 KB Output is correct
29 Incorrect 2 ms 2644 KB Output isn't correct
30 Halted 0 ms 0 KB -

Subtask #6
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 43 ms 8568 KB Output is correct
2 Correct 39 ms 8400 KB Output is correct
3 Correct 28 ms 6536 KB Output is correct
4 Correct 8 ms 3556 KB Output is correct
5 Correct 7 ms 3284 KB Output is correct
6 Correct 11 ms 3944 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 23 ms 5204 KB Output is correct
9 Correct 30 ms 5968 KB Output is correct
10 Correct 2 ms 2668 KB Output is correct
11 Correct 52 ms 7352 KB Output is correct
12 Correct 45 ms 7784 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct
14 Correct 2 ms 2644 KB Output is correct
15 Correct 2 ms 2660 KB Output is correct
16 Correct 2 ms 2644 KB Output is correct
17 Correct 2 ms 2644 KB Output is correct
18 Correct 2 ms 2644 KB Output is correct
19 Correct 2 ms 2644 KB Output is correct
20 Correct 2 ms 2656 KB Output is correct
21 Correct 2 ms 2664 KB Output is correct
22 Correct 2 ms 2644 KB Output is correct
23 Correct 2 ms 2660 KB Output is correct
24 Correct 2 ms 2644 KB Output is correct
25 Correct 2 ms 2664 KB Output is correct
26 Correct 3 ms 2644 KB Output is correct
27 Correct 2 ms 2644 KB Output is correct
28 Correct 2 ms 2644 KB Output is correct
29 Correct 2 ms 2644 KB Output is correct
30 Correct 2 ms 2644 KB Output is correct
31 Correct 2 ms 2644 KB Output is correct
32 Correct 2 ms 2664 KB Output is correct
33 Correct 1 ms 2668 KB Output is correct
34 Correct 2 ms 2644 KB Output is correct
35 Correct 1 ms 2644 KB Output is correct
36 Correct 2 ms 2664 KB Output is correct
37 Correct 2 ms 2668 KB Output is correct
38 Correct 2 ms 2644 KB Output is correct
39 Correct 43 ms 8524 KB Output is correct
40 Correct 43 ms 8392 KB Output is correct
41 Correct 30 ms 6628 KB Output is correct
42 Correct 7 ms 3540 KB Output is correct
43 Correct 2 ms 2644 KB Output is correct
44 Correct 2 ms 2644 KB Output is correct
45 Correct 2 ms 2644 KB Output is correct
46 Correct 1 ms 2644 KB Output is correct
47 Correct 2 ms 2664 KB Output is correct
48 Correct 2 ms 2644 KB Output is correct
49 Correct 2 ms 2644 KB Output is correct
50 Correct 2 ms 2644 KB Output is correct
51 Correct 2 ms 2644 KB Output is correct
52 Correct 2 ms 2644 KB Output is correct
53 Correct 2 ms 2660 KB Output is correct
54 Correct 2 ms 2644 KB Output is correct
55 Correct 2 ms 2664 KB Output is correct
56 Correct 2 ms 2644 KB Output is correct
57 Correct 61 ms 9952 KB Output is correct
58 Correct 72 ms 9932 KB Output is correct
59 Correct 68 ms 9748 KB Output is correct
60 Correct 69 ms 9684 KB Output is correct
61 Correct 53 ms 9896 KB Output is correct
62 Correct 53 ms 9868 KB Output is correct
63 Correct 53 ms 9620 KB Output is correct
64 Correct 50 ms 9672 KB Output is correct
65 Correct 55 ms 9840 KB Output is correct
66 Correct 53 ms 9952 KB Output is correct
67 Correct 57 ms 9752 KB Output is correct
68 Correct 59 ms 9780 KB Output is correct
69 Correct 55 ms 10108 KB Output is correct
70 Correct 60 ms 9944 KB Output is correct
71 Correct 2 ms 2644 KB Output is correct
72 Correct 3 ms 2772 KB Output is correct
73 Correct 3 ms 2772 KB Output is correct
74 Correct 3 ms 2772 KB Output is correct
75 Correct 3 ms 2772 KB Output is correct
76 Correct 3 ms 2772 KB Output is correct
77 Correct 3 ms 2800 KB Output is correct
78 Correct 3 ms 2772 KB Output is correct
79 Correct 3 ms 2772 KB Output is correct
80 Correct 55 ms 9716 KB Output is correct
81 Correct 63 ms 9796 KB Output is correct
82 Correct 56 ms 9960 KB Output is correct
83 Correct 78 ms 9912 KB Output is correct
84 Correct 3 ms 2772 KB Output is correct
85 Correct 3 ms 2772 KB Output is correct
86 Correct 3 ms 2832 KB Output is correct
87 Correct 3 ms 2772 KB Output is correct
88 Correct 3 ms 2772 KB Output is correct
89 Correct 3 ms 2772 KB Output is correct
90 Correct 3 ms 2772 KB Output is correct
91 Correct 3 ms 2808 KB Output is correct
92 Correct 3 ms 2808 KB Output is correct
93 Correct 4 ms 2836 KB Output is correct
94 Correct 2 ms 2644 KB Output is correct
95 Correct 2 ms 2644 KB Output is correct
96 Correct 2 ms 2664 KB Output is correct
97 Correct 2 ms 2644 KB Output is correct
98 Correct 2 ms 2644 KB Output is correct
99 Correct 2 ms 2668 KB Output is correct
100 Correct 2 ms 2644 KB Output is correct
101 Correct 2 ms 2644 KB Output is correct
102 Correct 2 ms 2664 KB Output is correct
103 Correct 2 ms 2644 KB Output is correct
104 Correct 6 ms 3284 KB Output is correct
105 Correct 12 ms 3956 KB Output is correct
106 Correct 2 ms 2664 KB Output is correct
107 Correct 20 ms 5236 KB Output is correct
108 Correct 29 ms 5888 KB Output is correct
109 Correct 2 ms 2672 KB Output is correct
110 Correct 41 ms 7256 KB Output is correct
111 Correct 46 ms 7836 KB Output is correct
112 Correct 2 ms 2668 KB Output is correct
113 Correct 60 ms 9248 KB Output is correct
114 Incorrect 23 ms 6420 KB Output isn't correct
115 Halted 0 ms 0 KB -