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Submission #396693

# Submission time Handle Problem Language Result Execution time Memory
396693 2021-04-30T15:38:48 Z leinad2 Jakarta Skyscrapers (APIO15_skyscraper) C++17
36 / 100
 811 ms 262148 KB 
#include<bits/stdc++.h>
using namespace std;
int n, m, i, j, k, A[30010], a, b, w, s, e, B[30010][2];
vector<pair<int, int> >adj[30010];
map<int, vector<int> >mp[30010];
map<int, vector<int> >::iterator it;
priority_queue<pair<int, int>, vector<pair<int, int> >, greater<pair<int, int> > >pq;
main()
{
    ios_base::sync_with_stdio(!cin.tie(NULL));
    for(cin>>n>>m;i++<m;)
    {
        cin>>B[i][0]>>B[i][1];
        mp[B[i][1]][B[i][0]%B[i][1]].push_back(B[i][0]);
    }
    for(i=0;i++<30000;)
    {
        for(it=mp[i].begin();it!=mp[i].end();it++)
        {
            vector<int>v=it->second;
            for(k=0;k<v.size();k++)
            {
                a=1;if(k==0)b=0;else b=max(0, v[k-1]);
                for(j=v[k]-i;j>=0;j-=i,a++)
                {
                    adj[v[k]].push_back({j, a});
                }
                a=1;if(k+1==v.size())b=n-1;else b=min(n-1, v[k+1]);
                for(j=v[k]+i;j<=b;j+=i,a++)
                {
                    adj[v[k]].push_back({j, a});
                }
            }
        }
    }
    s=B[1][0];e=B[2][0];
    for(i=0;i<n;i++)A[i]=1e9;
    pq.push({0, s});
    while(pq.size())
    {
        pair<int, int>p=pq.top();pq.pop();
        a=p.second;b=p.first;
        if(A[a]<1e9)continue;
        A[a]=b;
        for(i=0;i<adj[a].size();i++)
        {
            pq.push({A[a]+adj[a][i].second, adj[a][i].first});
        }
    }
    if(A[e]==1e9)A[e]=-1;cout<<A[e];
}

Compilation message

skyscraper.cpp:8:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    8 | main()
      |      ^
skyscraper.cpp: In function 'int main()':
skyscraper.cpp:21:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |             for(k=0;k<v.size();k++)
      |                     ~^~~~~~~~~
skyscraper.cpp:28:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |                 a=1;if(k+1==v.size())b=n-1;else b=min(n-1, v[k+1]);
      |                        ~~~^~~~~~~~~~
skyscraper.cpp:45:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   45 |         for(i=0;i<adj[a].size();i++)
      |                 ~^~~~~~~~~~~~~~
skyscraper.cpp:50:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   50 |     if(A[e]==1e9)A[e]=-1;cout<<A[e];
      |     ^~
skyscraper.cpp:50:26: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   50 |     if(A[e]==1e9)A[e]=-1;cout<<A[e];
      |                          ^~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2380 KB Output is correct
2 Correct 2 ms 2380 KB Output is correct
3 Correct 2 ms 2380 KB Output is correct
4 Correct 2 ms 2380 KB Output is correct
5 Correct 2 ms 2380 KB Output is correct
6 Correct 2 ms 2380 KB Output is correct
7 Correct 2 ms 2380 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2340 KB Output is correct
2 Correct 2 ms 2380 KB Output is correct
3 Correct 2 ms 2380 KB Output is correct
4 Correct 2 ms 2380 KB Output is correct
5 Correct 2 ms 2380 KB Output is correct
6 Correct 2 ms 2380 KB Output is correct
7 Correct 2 ms 2336 KB Output is correct
8 Correct 2 ms 2380 KB Output is correct
9 Correct 2 ms 2380 KB Output is correct
10 Correct 2 ms 2508 KB Output is correct
11 Correct 5 ms 2764 KB Output is correct
12 Correct 32 ms 6908 KB Output is correct
13 Correct 33 ms 7076 KB Output is correct
14 Correct 3 ms 2764 KB Output is correct
15 Correct 3 ms 2764 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2380 KB Output is correct
2 Correct 2 ms 2380 KB Output is correct
3 Correct 2 ms 2380 KB Output is correct
4 Correct 2 ms 2380 KB Output is correct
5 Correct 2 ms 2380 KB Output is correct
6 Correct 2 ms 2380 KB Output is correct
7 Correct 2 ms 2380 KB Output is correct
8 Correct 2 ms 2380 KB Output is correct
9 Correct 2 ms 2380 KB Output is correct
10 Correct 2 ms 2508 KB Output is correct
11 Correct 4 ms 2764 KB Output is correct
12 Correct 30 ms 6856 KB Output is correct
13 Correct 32 ms 7116 KB Output is correct
14 Correct 3 ms 2764 KB Output is correct
15 Correct 3 ms 2764 KB Output is correct
16 Correct 2 ms 2508 KB Output is correct
17 Correct 6 ms 3020 KB Output is correct
18 Correct 2 ms 2636 KB Output is correct
19 Correct 2 ms 2508 KB Output is correct
20 Correct 592 ms 37212 KB Output is correct
21 Correct 2 ms 2576 KB Output is correct
22 Correct 3 ms 2508 KB Output is correct
23 Correct 3 ms 2636 KB Output is correct
24 Correct 5 ms 2892 KB Output is correct
25 Correct 4 ms 2764 KB Output is correct
26 Correct 788 ms 78512 KB Output is correct
27 Correct 606 ms 73148 KB Output is correct
28 Correct 5 ms 2892 KB Output is correct
29 Correct 14 ms 3784 KB Output is correct
30 Correct 5 ms 2892 KB Output is correct
31 Correct 8 ms 3152 KB Output is correct
32 Correct 6 ms 2892 KB Output is correct
33 Correct 26 ms 4952 KB Output is correct
34 Correct 26 ms 4952 KB Output is correct

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2384 KB Output is correct
2 Correct 2 ms 2380 KB Output is correct
3 Correct 2 ms 2380 KB Output is correct
4 Correct 2 ms 2380 KB Output is correct
5 Correct 2 ms 2380 KB Output is correct
6 Correct 2 ms 2380 KB Output is correct
7 Correct 2 ms 2380 KB Output is correct
8 Correct 2 ms 2380 KB Output is correct
9 Correct 2 ms 2380 KB Output is correct
10 Correct 2 ms 2508 KB Output is correct
11 Correct 4 ms 2764 KB Output is correct
12 Correct 32 ms 6860 KB Output is correct
13 Correct 32 ms 7120 KB Output is correct
14 Correct 3 ms 2764 KB Output is correct
15 Correct 3 ms 2764 KB Output is correct
16 Correct 3 ms 2508 KB Output is correct
17 Correct 6 ms 3020 KB Output is correct
18 Correct 3 ms 2636 KB Output is correct
19 Correct 3 ms 2508 KB Output is correct
20 Correct 586 ms 37248 KB Output is correct
21 Correct 3 ms 2508 KB Output is correct
22 Correct 2 ms 2508 KB Output is correct
23 Correct 3 ms 2636 KB Output is correct
24 Correct 5 ms 2892 KB Output is correct
25 Correct 4 ms 2764 KB Output is correct
26 Correct 811 ms 78544 KB Output is correct
27 Correct 610 ms 73128 KB Output is correct
28 Correct 5 ms 2892 KB Output is correct
29 Correct 14 ms 3784 KB Output is correct
30 Correct 5 ms 2892 KB Output is correct
31 Correct 8 ms 3152 KB Output is correct
32 Correct 6 ms 2892 KB Output is correct
33 Correct 27 ms 4952 KB Output is correct
34 Correct 26 ms 4952 KB Output is correct
35 Correct 40 ms 7868 KB Output is correct
36 Correct 7 ms 3404 KB Output is correct
37 Correct 64 ms 9480 KB Output is correct
38 Correct 60 ms 10180 KB Output is correct
39 Correct 64 ms 10300 KB Output is correct
40 Correct 60 ms 10288 KB Output is correct
41 Correct 62 ms 10108 KB Output is correct
42 Runtime error 374 ms 262148 KB Execution killed with signal 9
43 Halted 0 ms 0 KB -

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2380 KB Output is correct
2 Correct 2 ms 2380 KB Output is correct
3 Correct 2 ms 2380 KB Output is correct
4 Correct 2 ms 2380 KB Output is correct
5 Correct 2 ms 2380 KB Output is correct
6 Correct 2 ms 2380 KB Output is correct
7 Correct 2 ms 2380 KB Output is correct
8 Correct 2 ms 2380 KB Output is correct
9 Correct 2 ms 2380 KB Output is correct
10 Correct 2 ms 2508 KB Output is correct
11 Correct 4 ms 2764 KB Output is correct
12 Correct 31 ms 6900 KB Output is correct
13 Correct 33 ms 7048 KB Output is correct
14 Correct 3 ms 2764 KB Output is correct
15 Correct 3 ms 2788 KB Output is correct
16 Correct 2 ms 2508 KB Output is correct
17 Correct 6 ms 3120 KB Output is correct
18 Correct 3 ms 2636 KB Output is correct
19 Correct 2 ms 2508 KB Output is correct
20 Correct 593 ms 37296 KB Output is correct
21 Correct 2 ms 2508 KB Output is correct
22 Correct 2 ms 2508 KB Output is correct
23 Correct 3 ms 2636 KB Output is correct
24 Correct 5 ms 2892 KB Output is correct
25 Correct 4 ms 2764 KB Output is correct
26 Correct 791 ms 78496 KB Output is correct
27 Correct 600 ms 73060 KB Output is correct
28 Correct 5 ms 2892 KB Output is correct
29 Correct 13 ms 3784 KB Output is correct
30 Correct 5 ms 2824 KB Output is correct
31 Correct 8 ms 3152 KB Output is correct
32 Correct 6 ms 2892 KB Output is correct
33 Correct 26 ms 4952 KB Output is correct
34 Correct 27 ms 4952 KB Output is correct
35 Correct 39 ms 7756 KB Output is correct
36 Correct 7 ms 3404 KB Output is correct
37 Correct 69 ms 9412 KB Output is correct
38 Correct 61 ms 10140 KB Output is correct
39 Correct 63 ms 10216 KB Output is correct
40 Correct 60 ms 10168 KB Output is correct
41 Correct 62 ms 10200 KB Output is correct
42 Runtime error 368 ms 262148 KB Execution killed with signal 9
43 Halted 0 ms 0 KB -