oj.uz

Submission #744559

# Submission time Handle Problem Language Result Execution time Memory
744559 2023-05-18T18:14:37 Z AtinaR Dreaming (IOI13_dreaming) C++17
47 / 100
 77 ms 8812 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(int i=0; i<(int)graph[curr].size(); i++)
        {
            int y=graph[curr][i].first;
            if(vis[y]!=status)
            {
                q.push(y);
                dist[y]=dist[curr]+graph[curr][i].second;
                vis[y]=status;
                if(max_dist<dist[y])
                {
                    max_dist=dist[y];
                    index=y;
                }
            }
        }
    }
    return index;

}
int travelTime(int N, int M, int L, int A[], int B[], int T[])
{
    int ans=0,tmp,End;
    memset(vis,0,sizeof(vis));
    memset(dist,0,sizeof(dist));
    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<End)
            {
                ans=End;
            }
            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 40 ms 7500 KB Output is correct
2 Correct 40 ms 7540 KB Output is correct
3 Correct 28 ms 6260 KB Output is correct
4 Correct 7 ms 4140 KB Output is correct
5 Correct 6 ms 3924 KB Output is correct
6 Correct 12 ms 4472 KB Output is correct
7 Correct 3 ms 3412 KB Output is correct
8 Correct 22 ms 5324 KB Output is correct
9 Correct 27 ms 5800 KB Output is correct
10 Correct 2 ms 3412 KB Output is correct
11 Correct 40 ms 6664 KB Output is correct
12 Correct 55 ms 7044 KB Output is correct
13 Correct 2 ms 3412 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 3412 KB Output is correct
2 Correct 2 ms 3412 KB Output is correct
3 Correct 3 ms 3412 KB Output is correct
4 Correct 3 ms 3432 KB Output is correct
5 Correct 2 ms 3412 KB Output is correct
6 Correct 2 ms 3428 KB Output is correct
7 Correct 2 ms 3436 KB Output is correct
8 Correct 2 ms 3412 KB Output is correct
9 Correct 2 ms 3412 KB Output is correct
10 Correct 2 ms 3412 KB Output is correct
11 Correct 2 ms 3412 KB Output is correct
12 Correct 2 ms 3412 KB Output is correct
13 Correct 2 ms 3412 KB Output is correct
14 Correct 3 ms 3412 KB Output is correct
15 Correct 2 ms 3432 KB Output is correct
16 Correct 2 ms 3432 KB Output is correct
17 Correct 2 ms 3432 KB Output is correct
18 Correct 2 ms 3412 KB Output is correct
19 Correct 2 ms 3412 KB Output is correct
20 Correct 2 ms 3412 KB Output is correct
21 Correct 2 ms 3412 KB Output is correct
22 Correct 2 ms 3428 KB Output is correct
23 Correct 2 ms 3412 KB Output is correct
24 Correct 2 ms 3412 KB Output is correct
25 Correct 2 ms 3436 KB Output is correct

Subtask #3
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 7500 KB Output is correct
2 Correct 40 ms 7540 KB Output is correct
3 Correct 28 ms 6260 KB Output is correct
4 Correct 7 ms 4140 KB Output is correct
5 Correct 6 ms 3924 KB Output is correct
6 Correct 12 ms 4472 KB Output is correct
7 Correct 3 ms 3412 KB Output is correct
8 Correct 22 ms 5324 KB Output is correct
9 Correct 27 ms 5800 KB Output is correct
10 Correct 2 ms 3412 KB Output is correct
11 Correct 40 ms 6664 KB Output is correct
12 Correct 55 ms 7044 KB Output is correct
13 Correct 2 ms 3412 KB Output is correct
14 Correct 2 ms 3412 KB Output is correct
15 Correct 2 ms 3412 KB Output is correct
16 Correct 3 ms 3412 KB Output is correct
17 Correct 3 ms 3432 KB Output is correct
18 Correct 2 ms 3412 KB Output is correct
19 Correct 2 ms 3428 KB Output is correct
20 Correct 2 ms 3436 KB Output is correct
21 Correct 2 ms 3412 KB Output is correct
22 Correct 2 ms 3412 KB Output is correct
23 Correct 2 ms 3412 KB Output is correct
24 Correct 2 ms 3412 KB Output is correct
25 Correct 2 ms 3412 KB Output is correct
26 Correct 2 ms 3412 KB Output is correct
27 Correct 3 ms 3412 KB Output is correct
28 Correct 2 ms 3432 KB Output is correct
29 Correct 2 ms 3432 KB Output is correct
30 Correct 2 ms 3432 KB Output is correct
31 Correct 2 ms 3412 KB Output is correct
32 Correct 2 ms 3412 KB Output is correct
33 Correct 2 ms 3412 KB Output is correct
34 Correct 2 ms 3412 KB Output is correct
35 Correct 2 ms 3428 KB Output is correct
36 Correct 2 ms 3412 KB Output is correct
37 Correct 2 ms 3412 KB Output is correct
38 Correct 2 ms 3436 KB Output is correct
39 Correct 40 ms 7504 KB Output is correct
40 Correct 41 ms 7556 KB Output is correct
41 Correct 27 ms 6220 KB Output is correct
42 Correct 8 ms 4108 KB Output is correct
43 Correct 3 ms 3412 KB Output is correct
44 Correct 2 ms 3412 KB Output is correct
45 Correct 3 ms 3412 KB Output is correct
46 Correct 3 ms 3412 KB Output is correct
47 Correct 2 ms 3412 KB Output is correct
48 Correct 2 ms 3412 KB Output is correct
49 Correct 2 ms 3432 KB Output is correct
50 Correct 2 ms 3412 KB Output is correct
51 Correct 2 ms 3412 KB Output is correct
52 Correct 2 ms 3412 KB Output is correct
53 Correct 2 ms 3412 KB Output is correct
54 Correct 2 ms 3412 KB Output is correct
55 Correct 2 ms 3412 KB Output is correct
56 Correct 2 ms 3412 KB Output is correct
57 Correct 61 ms 8768 KB Output is correct
58 Correct 59 ms 8812 KB Output is correct
59 Correct 71 ms 8564 KB Output is correct
60 Correct 77 ms 8652 KB Output is correct
61 Correct 63 ms 8656 KB Output is correct
62 Correct 52 ms 8652 KB Output is correct
63 Correct 56 ms 8544 KB Output is correct
64 Correct 50 ms 8552 KB Output is correct
65 Correct 57 ms 8688 KB Output is correct
66 Correct 53 ms 8496 KB Output is correct
67 Correct 61 ms 8652 KB Output is correct
68 Correct 62 ms 8708 KB Output is correct
69 Correct 58 ms 8672 KB Output is correct
70 Correct 63 ms 8776 KB Output is correct
71 Correct 2 ms 3412 KB Output is correct
72 Correct 3 ms 3620 KB Output is correct
73 Correct 3 ms 3572 KB Output is correct
74 Correct 3 ms 3572 KB Output is correct
75 Correct 3 ms 3540 KB Output is correct
76 Correct 3 ms 3540 KB Output is correct
77 Correct 3 ms 3540 KB Output is correct
78 Correct 3 ms 3540 KB Output is correct
79 Correct 3 ms 3540 KB Output is correct
80 Correct 58 ms 8720 KB Output is correct
81 Correct 58 ms 8676 KB Output is correct
82 Correct 59 ms 8604 KB Output is correct
83 Correct 56 ms 8628 KB Output is correct
84 Correct 3 ms 3540 KB Output is correct
85 Correct 3 ms 3540 KB Output is correct
86 Correct 3 ms 3540 KB Output is correct
87 Correct 3 ms 3540 KB Output is correct
88 Correct 3 ms 3540 KB Output is correct
89 Correct 3 ms 3540 KB Output is correct
90 Correct 4 ms 3540 KB Output is correct
91 Correct 4 ms 3540 KB Output is correct
92 Correct 3 ms 3540 KB Output is correct
93 Correct 3 ms 3608 KB Output is correct
94 Correct 2 ms 3412 KB Output is correct
95 Correct 2 ms 3424 KB Output is correct
96 Correct 2 ms 3428 KB Output is correct
97 Correct 2 ms 3432 KB Output is correct
98 Correct 2 ms 3412 KB Output is correct
99 Correct 2 ms 3412 KB Output is correct
100 Correct 2 ms 3412 KB Output is correct
101 Correct 2 ms 3412 KB Output is correct
102 Correct 2 ms 3412 KB Output is correct
103 Correct 2 ms 3436 KB Output is correct
104 Correct 6 ms 3924 KB Output is correct
105 Correct 12 ms 4536 KB Output is correct
106 Correct 2 ms 3412 KB Output is correct
107 Correct 21 ms 5408 KB Output is correct
108 Correct 26 ms 5740 KB Output is correct
109 Correct 2 ms 3412 KB Output is correct
110 Correct 40 ms 6596 KB Output is correct
111 Correct 45 ms 7104 KB Output is correct
112 Correct 2 ms 3412 KB Output is correct
113 Correct 62 ms 7884 KB Output is correct

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Incorrect 23 ms 6384 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 3412 KB Output is correct
2 Correct 2 ms 3412 KB Output is correct
3 Correct 3 ms 3412 KB Output is correct
4 Correct 3 ms 3432 KB Output is correct
5 Correct 2 ms 3412 KB Output is correct
6 Correct 2 ms 3428 KB Output is correct
7 Correct 2 ms 3436 KB Output is correct
8 Correct 2 ms 3412 KB Output is correct
9 Correct 2 ms 3412 KB Output is correct
10 Correct 2 ms 3412 KB Output is correct
11 Correct 2 ms 3412 KB Output is correct
12 Correct 2 ms 3412 KB Output is correct
13 Correct 2 ms 3412 KB Output is correct
14 Correct 3 ms 3412 KB Output is correct
15 Correct 2 ms 3432 KB Output is correct
16 Correct 2 ms 3432 KB Output is correct
17 Correct 2 ms 3432 KB Output is correct
18 Correct 2 ms 3412 KB Output is correct
19 Correct 2 ms 3412 KB Output is correct
20 Correct 2 ms 3412 KB Output is correct
21 Correct 2 ms 3412 KB Output is correct
22 Correct 2 ms 3428 KB Output is correct
23 Correct 2 ms 3412 KB Output is correct
24 Correct 2 ms 3412 KB Output is correct
25 Correct 2 ms 3436 KB Output is correct
26 Correct 2 ms 3440 KB Output is correct
27 Correct 3 ms 3540 KB Output is correct
28 Correct 3 ms 3612 KB Output is correct
29 Incorrect 2 ms 3412 KB Output isn't correct
30 Halted 0 ms 0 KB -

Subtask #6
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 7500 KB Output is correct
2 Correct 40 ms 7540 KB Output is correct
3 Correct 28 ms 6260 KB Output is correct
4 Correct 7 ms 4140 KB Output is correct
5 Correct 6 ms 3924 KB Output is correct
6 Correct 12 ms 4472 KB Output is correct
7 Correct 3 ms 3412 KB Output is correct
8 Correct 22 ms 5324 KB Output is correct
9 Correct 27 ms 5800 KB Output is correct
10 Correct 2 ms 3412 KB Output is correct
11 Correct 40 ms 6664 KB Output is correct
12 Correct 55 ms 7044 KB Output is correct
13 Correct 2 ms 3412 KB Output is correct
14 Correct 2 ms 3412 KB Output is correct
15 Correct 2 ms 3412 KB Output is correct
16 Correct 3 ms 3412 KB Output is correct
17 Correct 3 ms 3432 KB Output is correct
18 Correct 2 ms 3412 KB Output is correct
19 Correct 2 ms 3428 KB Output is correct
20 Correct 2 ms 3436 KB Output is correct
21 Correct 2 ms 3412 KB Output is correct
22 Correct 2 ms 3412 KB Output is correct
23 Correct 2 ms 3412 KB Output is correct
24 Correct 2 ms 3412 KB Output is correct
25 Correct 2 ms 3412 KB Output is correct
26 Correct 2 ms 3412 KB Output is correct
27 Correct 3 ms 3412 KB Output is correct
28 Correct 2 ms 3432 KB Output is correct
29 Correct 2 ms 3432 KB Output is correct
30 Correct 2 ms 3432 KB Output is correct
31 Correct 2 ms 3412 KB Output is correct
32 Correct 2 ms 3412 KB Output is correct
33 Correct 2 ms 3412 KB Output is correct
34 Correct 2 ms 3412 KB Output is correct
35 Correct 2 ms 3428 KB Output is correct
36 Correct 2 ms 3412 KB Output is correct
37 Correct 2 ms 3412 KB Output is correct
38 Correct 2 ms 3436 KB Output is correct
39 Correct 40 ms 7504 KB Output is correct
40 Correct 41 ms 7556 KB Output is correct
41 Correct 27 ms 6220 KB Output is correct
42 Correct 8 ms 4108 KB Output is correct
43 Correct 3 ms 3412 KB Output is correct
44 Correct 2 ms 3412 KB Output is correct
45 Correct 3 ms 3412 KB Output is correct
46 Correct 3 ms 3412 KB Output is correct
47 Correct 2 ms 3412 KB Output is correct
48 Correct 2 ms 3412 KB Output is correct
49 Correct 2 ms 3432 KB Output is correct
50 Correct 2 ms 3412 KB Output is correct
51 Correct 2 ms 3412 KB Output is correct
52 Correct 2 ms 3412 KB Output is correct
53 Correct 2 ms 3412 KB Output is correct
54 Correct 2 ms 3412 KB Output is correct
55 Correct 2 ms 3412 KB Output is correct
56 Correct 2 ms 3412 KB Output is correct
57 Correct 61 ms 8768 KB Output is correct
58 Correct 59 ms 8812 KB Output is correct
59 Correct 71 ms 8564 KB Output is correct
60 Correct 77 ms 8652 KB Output is correct
61 Correct 63 ms 8656 KB Output is correct
62 Correct 52 ms 8652 KB Output is correct
63 Correct 56 ms 8544 KB Output is correct
64 Correct 50 ms 8552 KB Output is correct
65 Correct 57 ms 8688 KB Output is correct
66 Correct 53 ms 8496 KB Output is correct
67 Correct 61 ms 8652 KB Output is correct
68 Correct 62 ms 8708 KB Output is correct
69 Correct 58 ms 8672 KB Output is correct
70 Correct 63 ms 8776 KB Output is correct
71 Correct 2 ms 3412 KB Output is correct
72 Correct 3 ms 3620 KB Output is correct
73 Correct 3 ms 3572 KB Output is correct
74 Correct 3 ms 3572 KB Output is correct
75 Correct 3 ms 3540 KB Output is correct
76 Correct 3 ms 3540 KB Output is correct
77 Correct 3 ms 3540 KB Output is correct
78 Correct 3 ms 3540 KB Output is correct
79 Correct 3 ms 3540 KB Output is correct
80 Correct 58 ms 8720 KB Output is correct
81 Correct 58 ms 8676 KB Output is correct
82 Correct 59 ms 8604 KB Output is correct
83 Correct 56 ms 8628 KB Output is correct
84 Correct 3 ms 3540 KB Output is correct
85 Correct 3 ms 3540 KB Output is correct
86 Correct 3 ms 3540 KB Output is correct
87 Correct 3 ms 3540 KB Output is correct
88 Correct 3 ms 3540 KB Output is correct
89 Correct 3 ms 3540 KB Output is correct
90 Correct 4 ms 3540 KB Output is correct
91 Correct 4 ms 3540 KB Output is correct
92 Correct 3 ms 3540 KB Output is correct
93 Correct 3 ms 3608 KB Output is correct
94 Correct 2 ms 3412 KB Output is correct
95 Correct 2 ms 3424 KB Output is correct
96 Correct 2 ms 3428 KB Output is correct
97 Correct 2 ms 3432 KB Output is correct
98 Correct 2 ms 3412 KB Output is correct
99 Correct 2 ms 3412 KB Output is correct
100 Correct 2 ms 3412 KB Output is correct
101 Correct 2 ms 3412 KB Output is correct
102 Correct 2 ms 3412 KB Output is correct
103 Correct 2 ms 3436 KB Output is correct
104 Correct 6 ms 3924 KB Output is correct
105 Correct 12 ms 4536 KB Output is correct
106 Correct 2 ms 3412 KB Output is correct
107 Correct 21 ms 5408 KB Output is correct
108 Correct 26 ms 5740 KB Output is correct
109 Correct 2 ms 3412 KB Output is correct
110 Correct 40 ms 6596 KB Output is correct
111 Correct 45 ms 7104 KB Output is correct
112 Correct 2 ms 3412 KB Output is correct
113 Correct 62 ms 7884 KB Output is correct
114 Incorrect 23 ms 6384 KB Output isn't correct
115 Halted 0 ms 0 KB -