oj.uz

Submission #112942

# Submission time Handle Problem Language Result Execution time Memory
112942 2019-05-22T17:45:34 Z nafis_shifat Jakarta Skyscrapers (APIO15_skyscraper) C++14
57 / 100
 1000 ms 35772 KB 
#include<bits/stdc++.h>
#define mx 30009
#define pii pair<int,int>
using namespace std;
int main()
{
    int n,m;
    cin>>n>>m;
    int b[m+1],p[m+1];
    int sp[n+1]={};
    vector<pii> edg[mx];
    set<int> mp[30009];
    for(int i=0;i<m;i++)
    {
        cin>>b[i];
        cin>>p[i];
        sp[b[i]]=p[i];
        
        
        
        
    }
    
    for(int i=0;i<m;i++)
    {
        int k=0;
        for(int j=b[i]+p[i];j<n;j+=p[i])
        {
            k++;
            if(sp[j]!=0 )
               edg[b[i]].push_back({j,k});
            if(mp[j].count(p[i]))break;
        }
        k=0;
        for(int j=b[i]-p[i];j>=0;j-=p[i])
        {
            k++;
            if(sp[j]!=0)
               edg[b[i]].push_back({j,k});
            if(mp[j].count(p[i]))break;
        }
        
        mp[b[i]].insert(p[i]);
    }
    
   
    
    
   
    int dist[mx+1];
    for(int i=0;i<=mx;i++)dist[i]=(int)2e9;
    priority_queue<pii,vector<pii>,greater<pii>> pq;

    
    pq.push({0,b[0]});
    dist[b[0]]=0;
    int vis[mx+1]={};
    
    while(!pq.empty())
    {
        int u=pq.top().second;
       
        pq.pop();
        if(u==b[1])
        {
            cout<<dist[u]<<endl;
            return 0;
        }
        if(vis[u])continue;
        vis[u]=1;
        for(int i=0;i<edg[u].size();i++)
        {
            
            if(dist[edg[u][i].first]>dist[u]+edg[u][i].second)
            {
                dist[edg[u][i].first]=dist[u]+edg[u][i].second;
               
                pq.push({dist[edg[u][i].first],edg[u][i].first});
            }
        }
    }
    
    cout<<-1<<endl;
    
    
}

Compilation message

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:71:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int i=0;i<edg[u].size();i++)
                     ~^~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 2688 KB Output is correct
2 Correct 4 ms 2688 KB Output is correct
3 Correct 4 ms 2688 KB Output is correct
4 Correct 4 ms 2688 KB Output is correct
5 Correct 3 ms 2688 KB Output is correct
6 Correct 3 ms 2688 KB Output is correct
7 Correct 3 ms 2688 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2688 KB Output is correct
2 Correct 3 ms 2688 KB Output is correct
3 Correct 4 ms 2688 KB Output is correct
4 Correct 4 ms 2688 KB Output is correct
5 Correct 4 ms 2688 KB Output is correct
6 Correct 3 ms 2688 KB Output is correct
7 Correct 4 ms 2688 KB Output is correct
8 Correct 4 ms 2688 KB Output is correct
9 Correct 3 ms 2688 KB Output is correct
10 Correct 4 ms 2660 KB Output is correct
11 Correct 6 ms 2816 KB Output is correct
12 Correct 6 ms 2944 KB Output is correct
13 Correct 5 ms 2816 KB Output is correct
14 Correct 5 ms 2816 KB Output is correct
15 Correct 5 ms 2816 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 2688 KB Output is correct
2 Correct 4 ms 2688 KB Output is correct
3 Correct 3 ms 2688 KB Output is correct
4 Correct 4 ms 2660 KB Output is correct
5 Correct 3 ms 2688 KB Output is correct
6 Correct 4 ms 2688 KB Output is correct
7 Correct 4 ms 2688 KB Output is correct
8 Correct 4 ms 2688 KB Output is correct
9 Correct 4 ms 2688 KB Output is correct
10 Correct 4 ms 2688 KB Output is correct
11 Correct 5 ms 2816 KB Output is correct
12 Correct 5 ms 2944 KB Output is correct
13 Correct 5 ms 2816 KB Output is correct
14 Correct 5 ms 2840 KB Output is correct
15 Correct 5 ms 2816 KB Output is correct
16 Correct 4 ms 2816 KB Output is correct
17 Correct 6 ms 2944 KB Output is correct
18 Correct 4 ms 2816 KB Output is correct
19 Correct 4 ms 2688 KB Output is correct
20 Correct 6 ms 3200 KB Output is correct
21 Correct 4 ms 2816 KB Output is correct
22 Correct 5 ms 2816 KB Output is correct
23 Correct 4 ms 2688 KB Output is correct
24 Correct 5 ms 2944 KB Output is correct
25 Correct 5 ms 2816 KB Output is correct
26 Correct 13 ms 4596 KB Output is correct
27 Correct 11 ms 3704 KB Output is correct
28 Correct 6 ms 3072 KB Output is correct
29 Correct 4 ms 2688 KB Output is correct
30 Correct 4 ms 2688 KB Output is correct
31 Correct 4 ms 2688 KB Output is correct
32 Correct 4 ms 2688 KB Output is correct
33 Correct 5 ms 2816 KB Output is correct
34 Correct 6 ms 2816 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2688 KB Output is correct
2 Correct 3 ms 2688 KB Output is correct
3 Correct 4 ms 2816 KB Output is correct
4 Correct 4 ms 2688 KB Output is correct
5 Correct 4 ms 2688 KB Output is correct
6 Correct 4 ms 2688 KB Output is correct
7 Correct 3 ms 2688 KB Output is correct
8 Correct 4 ms 2688 KB Output is correct
9 Correct 4 ms 2688 KB Output is correct
10 Correct 5 ms 2688 KB Output is correct
11 Correct 5 ms 2816 KB Output is correct
12 Correct 6 ms 2944 KB Output is correct
13 Correct 5 ms 2816 KB Output is correct
14 Correct 5 ms 2816 KB Output is correct
15 Correct 5 ms 2816 KB Output is correct
16 Correct 4 ms 2688 KB Output is correct
17 Correct 6 ms 3072 KB Output is correct
18 Correct 4 ms 2816 KB Output is correct
19 Correct 4 ms 2688 KB Output is correct
20 Correct 6 ms 3200 KB Output is correct
21 Correct 5 ms 2816 KB Output is correct
22 Correct 4 ms 2688 KB Output is correct
23 Correct 4 ms 2688 KB Output is correct
24 Correct 5 ms 2944 KB Output is correct
25 Correct 5 ms 2816 KB Output is correct
26 Correct 13 ms 4596 KB Output is correct
27 Correct 11 ms 3576 KB Output is correct
28 Correct 5 ms 2944 KB Output is correct
29 Correct 4 ms 2688 KB Output is correct
30 Correct 4 ms 2688 KB Output is correct
31 Correct 4 ms 2688 KB Output is correct
32 Correct 4 ms 2816 KB Output is correct
33 Correct 5 ms 2816 KB Output is correct
34 Correct 5 ms 2816 KB Output is correct
35 Correct 28 ms 5368 KB Output is correct
36 Correct 7 ms 3200 KB Output is correct
37 Correct 27 ms 6136 KB Output is correct
38 Correct 36 ms 6408 KB Output is correct
39 Correct 36 ms 6392 KB Output is correct
40 Correct 34 ms 6392 KB Output is correct
41 Correct 36 ms 6392 KB Output is correct
42 Correct 166 ms 35764 KB Output is correct
43 Correct 140 ms 19408 KB Output is correct
44 Correct 26 ms 7144 KB Output is correct
45 Correct 27 ms 4864 KB Output is correct
46 Correct 27 ms 4856 KB Output is correct

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2684 KB Output is correct
2 Correct 3 ms 2688 KB Output is correct
3 Correct 4 ms 2688 KB Output is correct
4 Correct 4 ms 2688 KB Output is correct
5 Correct 3 ms 2688 KB Output is correct
6 Correct 3 ms 2688 KB Output is correct
7 Correct 3 ms 2688 KB Output is correct
8 Correct 3 ms 2688 KB Output is correct
9 Correct 4 ms 2816 KB Output is correct
10 Correct 3 ms 2688 KB Output is correct
11 Correct 5 ms 2816 KB Output is correct
12 Correct 5 ms 2944 KB Output is correct
13 Correct 5 ms 2816 KB Output is correct
14 Correct 4 ms 2816 KB Output is correct
15 Correct 4 ms 2816 KB Output is correct
16 Correct 4 ms 2688 KB Output is correct
17 Correct 5 ms 2944 KB Output is correct
18 Correct 4 ms 2688 KB Output is correct
19 Correct 4 ms 2688 KB Output is correct
20 Correct 6 ms 3172 KB Output is correct
21 Correct 4 ms 2688 KB Output is correct
22 Correct 4 ms 2816 KB Output is correct
23 Correct 4 ms 2816 KB Output is correct
24 Correct 5 ms 2944 KB Output is correct
25 Correct 5 ms 2944 KB Output is correct
26 Correct 13 ms 4724 KB Output is correct
27 Correct 11 ms 3576 KB Output is correct
28 Correct 6 ms 3116 KB Output is correct
29 Correct 4 ms 2688 KB Output is correct
30 Correct 4 ms 2688 KB Output is correct
31 Correct 4 ms 2732 KB Output is correct
32 Correct 4 ms 2688 KB Output is correct
33 Correct 5 ms 2816 KB Output is correct
34 Correct 4 ms 2732 KB Output is correct
35 Correct 28 ms 5368 KB Output is correct
36 Correct 7 ms 3200 KB Output is correct
37 Correct 28 ms 6248 KB Output is correct
38 Correct 34 ms 6392 KB Output is correct
39 Correct 34 ms 6400 KB Output is correct
40 Correct 33 ms 6520 KB Output is correct
41 Correct 34 ms 6392 KB Output is correct
42 Correct 162 ms 35772 KB Output is correct
43 Correct 139 ms 19468 KB Output is correct
44 Correct 27 ms 7144 KB Output is correct
45 Correct 27 ms 4856 KB Output is correct
46 Correct 27 ms 4856 KB Output is correct
47 Correct 66 ms 12796 KB Output is correct
48 Correct 29 ms 5752 KB Output is correct
49 Correct 26 ms 5084 KB Output is correct
50 Correct 19 ms 4524 KB Output is correct
51 Correct 46 ms 7516 KB Output is correct
52 Correct 45 ms 8156 KB Output is correct
53 Correct 32 ms 5500 KB Output is correct
54 Correct 4 ms 2860 KB Output is correct
55 Correct 4 ms 2816 KB Output is correct
56 Correct 59 ms 11892 KB Output is correct
57 Correct 17 ms 4472 KB Output is correct
58 Execution timed out 1056 ms 3572 KB Time limit exceeded
59 Halted 0 ms 0 KB -