oj.uz

Submission #744554

# Submission time Handle Problem Language Result Execution time Memory
744554 2023-05-18T18:02:44 Z AtinaR Dreaming (IOI13_dreaming) C++14
47 / 100
 76 ms 8524 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;
    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<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 44 ms 7328 KB Output is correct
2 Correct 38 ms 7252 KB Output is correct
3 Correct 29 ms 5972 KB Output is correct
4 Correct 8 ms 3924 KB Output is correct
5 Correct 6 ms 3796 KB Output is correct
6 Correct 12 ms 4228 KB Output is correct
7 Correct 2 ms 3412 KB Output is correct
8 Correct 24 ms 5188 KB Output is correct
9 Correct 33 ms 5576 KB Output is correct
10 Correct 2 ms 3412 KB Output is correct
11 Correct 42 ms 6352 KB Output is correct
12 Correct 51 ms 6868 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 3 ms 3412 KB Output is correct
2 Correct 3 ms 3412 KB Output is correct
3 Correct 3 ms 3412 KB Output is correct
4 Correct 3 ms 3412 KB Output is correct
5 Correct 3 ms 3412 KB Output is correct
6 Correct 2 ms 3412 KB Output is correct
7 Correct 2 ms 3412 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 2 ms 3412 KB Output is correct
15 Correct 2 ms 3412 KB Output is correct
16 Correct 2 ms 3412 KB Output is correct
17 Correct 2 ms 3412 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 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

Subtask #3
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 44 ms 7328 KB Output is correct
2 Correct 38 ms 7252 KB Output is correct
3 Correct 29 ms 5972 KB Output is correct
4 Correct 8 ms 3924 KB Output is correct
5 Correct 6 ms 3796 KB Output is correct
6 Correct 12 ms 4228 KB Output is correct
7 Correct 2 ms 3412 KB Output is correct
8 Correct 24 ms 5188 KB Output is correct
9 Correct 33 ms 5576 KB Output is correct
10 Correct 2 ms 3412 KB Output is correct
11 Correct 42 ms 6352 KB Output is correct
12 Correct 51 ms 6868 KB Output is correct
13 Correct 2 ms 3412 KB Output is correct
14 Correct 3 ms 3412 KB Output is correct
15 Correct 3 ms 3412 KB Output is correct
16 Correct 3 ms 3412 KB Output is correct
17 Correct 3 ms 3412 KB Output is correct
18 Correct 3 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 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 2 ms 3412 KB Output is correct
28 Correct 2 ms 3412 KB Output is correct
29 Correct 2 ms 3412 KB Output is correct
30 Correct 2 ms 3412 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 3412 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 3412 KB Output is correct
39 Correct 43 ms 7356 KB Output is correct
40 Correct 55 ms 7244 KB Output is correct
41 Correct 28 ms 6004 KB Output is correct
42 Correct 7 ms 4024 KB Output is correct
43 Correct 3 ms 3412 KB Output is correct
44 Correct 2 ms 3412 KB Output is correct
45 Correct 2 ms 3412 KB Output is correct
46 Correct 2 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 3412 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 54 ms 8524 KB Output is correct
58 Correct 70 ms 8520 KB Output is correct
59 Correct 68 ms 8420 KB Output is correct
60 Correct 58 ms 8424 KB Output is correct
61 Correct 60 ms 8360 KB Output is correct
62 Correct 61 ms 8384 KB Output is correct
63 Correct 57 ms 8268 KB Output is correct
64 Correct 48 ms 8268 KB Output is correct
65 Correct 56 ms 8252 KB Output is correct
66 Correct 58 ms 8316 KB Output is correct
67 Correct 50 ms 8396 KB Output is correct
68 Correct 54 ms 8420 KB Output is correct
69 Correct 70 ms 8492 KB Output is correct
70 Correct 66 ms 8428 KB Output is correct
71 Correct 2 ms 3412 KB Output is correct
72 Correct 3 ms 3540 KB Output is correct
73 Correct 3 ms 3540 KB Output is correct
74 Correct 3 ms 3540 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 53 ms 8324 KB Output is correct
81 Correct 61 ms 8404 KB Output is correct
82 Correct 51 ms 8408 KB Output is correct
83 Correct 58 ms 8384 KB Output is correct
84 Correct 3 ms 3540 KB Output is correct
85 Correct 3 ms 3540 KB Output is correct
86 Correct 4 ms 3512 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 3 ms 3540 KB Output is correct
91 Correct 3 ms 3540 KB Output is correct
92 Correct 3 ms 3540 KB Output is correct
93 Correct 3 ms 3540 KB Output is correct
94 Correct 2 ms 3412 KB Output is correct
95 Correct 2 ms 3412 KB Output is correct
96 Correct 3 ms 3412 KB Output is correct
97 Correct 2 ms 3412 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 3452 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 3412 KB Output is correct
104 Correct 6 ms 3796 KB Output is correct
105 Correct 11 ms 4204 KB Output is correct
106 Correct 2 ms 3412 KB Output is correct
107 Correct 20 ms 5076 KB Output is correct
108 Correct 26 ms 5564 KB Output is correct
109 Correct 2 ms 3412 KB Output is correct
110 Correct 47 ms 6420 KB Output is correct
111 Correct 63 ms 6876 KB Output is correct
112 Correct 2 ms 3464 KB Output is correct
113 Correct 76 ms 7700 KB Output is correct

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Incorrect 28 ms 6140 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 3412 KB Output is correct
2 Correct 3 ms 3412 KB Output is correct
3 Correct 3 ms 3412 KB Output is correct
4 Correct 3 ms 3412 KB Output is correct
5 Correct 3 ms 3412 KB Output is correct
6 Correct 2 ms 3412 KB Output is correct
7 Correct 2 ms 3412 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 2 ms 3412 KB Output is correct
15 Correct 2 ms 3412 KB Output is correct
16 Correct 2 ms 3412 KB Output is correct
17 Correct 2 ms 3412 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 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 3540 KB Output is correct
28 Correct 3 ms 3540 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 44 ms 7328 KB Output is correct
2 Correct 38 ms 7252 KB Output is correct
3 Correct 29 ms 5972 KB Output is correct
4 Correct 8 ms 3924 KB Output is correct
5 Correct 6 ms 3796 KB Output is correct
6 Correct 12 ms 4228 KB Output is correct
7 Correct 2 ms 3412 KB Output is correct
8 Correct 24 ms 5188 KB Output is correct
9 Correct 33 ms 5576 KB Output is correct
10 Correct 2 ms 3412 KB Output is correct
11 Correct 42 ms 6352 KB Output is correct
12 Correct 51 ms 6868 KB Output is correct
13 Correct 2 ms 3412 KB Output is correct
14 Correct 3 ms 3412 KB Output is correct
15 Correct 3 ms 3412 KB Output is correct
16 Correct 3 ms 3412 KB Output is correct
17 Correct 3 ms 3412 KB Output is correct
18 Correct 3 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 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 2 ms 3412 KB Output is correct
28 Correct 2 ms 3412 KB Output is correct
29 Correct 2 ms 3412 KB Output is correct
30 Correct 2 ms 3412 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 3412 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 3412 KB Output is correct
39 Correct 43 ms 7356 KB Output is correct
40 Correct 55 ms 7244 KB Output is correct
41 Correct 28 ms 6004 KB Output is correct
42 Correct 7 ms 4024 KB Output is correct
43 Correct 3 ms 3412 KB Output is correct
44 Correct 2 ms 3412 KB Output is correct
45 Correct 2 ms 3412 KB Output is correct
46 Correct 2 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 3412 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 54 ms 8524 KB Output is correct
58 Correct 70 ms 8520 KB Output is correct
59 Correct 68 ms 8420 KB Output is correct
60 Correct 58 ms 8424 KB Output is correct
61 Correct 60 ms 8360 KB Output is correct
62 Correct 61 ms 8384 KB Output is correct
63 Correct 57 ms 8268 KB Output is correct
64 Correct 48 ms 8268 KB Output is correct
65 Correct 56 ms 8252 KB Output is correct
66 Correct 58 ms 8316 KB Output is correct
67 Correct 50 ms 8396 KB Output is correct
68 Correct 54 ms 8420 KB Output is correct
69 Correct 70 ms 8492 KB Output is correct
70 Correct 66 ms 8428 KB Output is correct
71 Correct 2 ms 3412 KB Output is correct
72 Correct 3 ms 3540 KB Output is correct
73 Correct 3 ms 3540 KB Output is correct
74 Correct 3 ms 3540 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 53 ms 8324 KB Output is correct
81 Correct 61 ms 8404 KB Output is correct
82 Correct 51 ms 8408 KB Output is correct
83 Correct 58 ms 8384 KB Output is correct
84 Correct 3 ms 3540 KB Output is correct
85 Correct 3 ms 3540 KB Output is correct
86 Correct 4 ms 3512 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 3 ms 3540 KB Output is correct
91 Correct 3 ms 3540 KB Output is correct
92 Correct 3 ms 3540 KB Output is correct
93 Correct 3 ms 3540 KB Output is correct
94 Correct 2 ms 3412 KB Output is correct
95 Correct 2 ms 3412 KB Output is correct
96 Correct 3 ms 3412 KB Output is correct
97 Correct 2 ms 3412 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 3452 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 3412 KB Output is correct
104 Correct 6 ms 3796 KB Output is correct
105 Correct 11 ms 4204 KB Output is correct
106 Correct 2 ms 3412 KB Output is correct
107 Correct 20 ms 5076 KB Output is correct
108 Correct 26 ms 5564 KB Output is correct
109 Correct 2 ms 3412 KB Output is correct
110 Correct 47 ms 6420 KB Output is correct
111 Correct 63 ms 6876 KB Output is correct
112 Correct 2 ms 3464 KB Output is correct
113 Correct 76 ms 7700 KB Output is correct
114 Incorrect 28 ms 6140 KB Output isn't correct
115 Halted 0 ms 0 KB -