oj.uz

Submission #42140

# Submission time Handle Problem Language Result Execution time Memory
42140 2018-02-22T19:02:12 Z XmtosX Jakarta Skyscrapers (APIO15_skyscraper) C++14
57 / 100
 160 ms 3308 KB 
#include <bits/stdc++.h>
using namespace std;
short int n,p[30004],b[30004],m;
priority_queue <pair<short int,short int> ,vector <pair<short int,short int> >,greater <pair<short int,short int> > > pq;
bool vis[30004];
vector <int> v[30004];
short int cur[30004];
void dij()
{
    for (int i=0;i<n;i++)
        cur[i]=32000;
    cur[b[0]]=0;
    pq.push({0,b[0]});
    while (!pq.empty())
    {
        int x= (pq.top()).second;
        int y= (pq.top()).first;
        pq.pop();
        if (vis[x])
            continue;
        vis[x]=true;
        if (x==b[1])
            return;
        for (short int i=0;i<v[x].size();i++)
        {
            for (short int j=1;j*v[x][i]+x<n||(x-j*v[x][i])>=0;j++)
            {
                short int a= (j*v[x][i]+x);
                if (a<n)
                {
                    if (cur[a]>y+j)
                    {
                        cur[a]=y+j;
                        pq.push({cur[a],a});
                    }
                }
                a= (x-j*v[x][i]);
                if (a>=0)
                {
                    if (cur[a]>y+j)
                    {
                        cur[a]=y+j;
                        pq.push({cur[a],a});
                    }
                }
            }
        }
    }
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    cin >>n>>m;
    for (int i=0;i<m;i++)
    {
        cin >>b[i]>>p[i];
        v[b[i]].push_back(p[i]);
    }
    dij();
    if (!vis[b[1]])
        cout <<-1;
    else
        cout <<cur[b[1]];
    return 0;
}

Compilation message

skyscraper.cpp: In function 'void dij()':
skyscraper.cpp:24:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (short int i=0;i<v[x].size();i++)
                             ^

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1020 KB Output is correct
2 Correct 2 ms 1120 KB Output is correct
3 Correct 2 ms 1172 KB Output is correct
4 Correct 2 ms 1336 KB Output is correct
5 Correct 2 ms 1336 KB Output is correct
6 Correct 2 ms 1340 KB Output is correct
7 Correct 2 ms 1340 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1340 KB Output is correct
2 Correct 2 ms 1340 KB Output is correct
3 Correct 2 ms 1340 KB Output is correct
4 Correct 2 ms 1340 KB Output is correct
5 Correct 2 ms 1340 KB Output is correct
6 Correct 2 ms 1340 KB Output is correct
7 Correct 2 ms 1340 KB Output is correct
8 Correct 2 ms 1340 KB Output is correct
9 Correct 2 ms 1340 KB Output is correct
10 Correct 2 ms 1340 KB Output is correct
11 Correct 2 ms 1340 KB Output is correct
12 Correct 2 ms 1340 KB Output is correct
13 Correct 3 ms 1372 KB Output is correct
14 Correct 2 ms 1372 KB Output is correct
15 Correct 2 ms 1372 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1372 KB Output is correct
2 Correct 2 ms 1372 KB Output is correct
3 Correct 2 ms 1372 KB Output is correct
4 Correct 2 ms 1372 KB Output is correct
5 Correct 2 ms 1372 KB Output is correct
6 Correct 2 ms 1372 KB Output is correct
7 Correct 2 ms 1372 KB Output is correct
8 Correct 2 ms 1372 KB Output is correct
9 Correct 2 ms 1372 KB Output is correct
10 Correct 2 ms 1372 KB Output is correct
11 Correct 2 ms 1372 KB Output is correct
12 Correct 2 ms 1372 KB Output is correct
13 Correct 4 ms 1372 KB Output is correct
14 Correct 2 ms 1372 KB Output is correct
15 Correct 2 ms 1372 KB Output is correct
16 Correct 2 ms 1372 KB Output is correct
17 Correct 2 ms 1388 KB Output is correct
18 Correct 2 ms 1388 KB Output is correct
19 Correct 2 ms 1388 KB Output is correct
20 Correct 15 ms 1388 KB Output is correct
21 Correct 2 ms 1388 KB Output is correct
22 Correct 2 ms 1388 KB Output is correct
23 Correct 2 ms 1400 KB Output is correct
24 Correct 3 ms 1400 KB Output is correct
25 Correct 2 ms 1400 KB Output is correct
26 Correct 2 ms 1400 KB Output is correct
27 Correct 2 ms 1400 KB Output is correct
28 Correct 3 ms 1400 KB Output is correct
29 Correct 4 ms 1400 KB Output is correct
30 Correct 3 ms 1400 KB Output is correct
31 Correct 3 ms 1400 KB Output is correct
32 Correct 3 ms 1400 KB Output is correct
33 Correct 4 ms 1400 KB Output is correct
34 Correct 4 ms 1408 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1408 KB Output is correct
2 Correct 2 ms 1408 KB Output is correct
3 Correct 2 ms 1408 KB Output is correct
4 Correct 2 ms 1408 KB Output is correct
5 Correct 2 ms 1408 KB Output is correct
6 Correct 2 ms 1408 KB Output is correct
7 Correct 2 ms 1408 KB Output is correct
8 Correct 2 ms 1408 KB Output is correct
9 Correct 2 ms 1408 KB Output is correct
10 Correct 2 ms 1408 KB Output is correct
11 Correct 2 ms 1408 KB Output is correct
12 Correct 2 ms 1408 KB Output is correct
13 Correct 3 ms 1408 KB Output is correct
14 Correct 3 ms 1408 KB Output is correct
15 Correct 2 ms 1408 KB Output is correct
16 Correct 2 ms 1408 KB Output is correct
17 Correct 3 ms 1408 KB Output is correct
18 Correct 2 ms 1408 KB Output is correct
19 Correct 2 ms 1408 KB Output is correct
20 Correct 10 ms 1408 KB Output is correct
21 Correct 2 ms 1408 KB Output is correct
22 Correct 3 ms 1408 KB Output is correct
23 Correct 2 ms 1408 KB Output is correct
24 Correct 3 ms 1408 KB Output is correct
25 Correct 2 ms 1408 KB Output is correct
26 Correct 3 ms 1408 KB Output is correct
27 Correct 3 ms 1408 KB Output is correct
28 Correct 3 ms 1408 KB Output is correct
29 Correct 4 ms 1468 KB Output is correct
30 Correct 3 ms 1468 KB Output is correct
31 Correct 3 ms 1468 KB Output is correct
32 Correct 3 ms 1468 KB Output is correct
33 Correct 4 ms 1512 KB Output is correct
34 Correct 4 ms 1512 KB Output is correct
35 Correct 10 ms 1644 KB Output is correct
36 Correct 3 ms 1644 KB Output is correct
37 Correct 7 ms 1644 KB Output is correct
38 Correct 9 ms 1644 KB Output is correct
39 Correct 8 ms 1644 KB Output is correct
40 Correct 9 ms 1644 KB Output is correct
41 Correct 10 ms 1644 KB Output is correct
42 Correct 8 ms 1644 KB Output is correct
43 Correct 6 ms 1644 KB Output is correct
44 Correct 160 ms 1700 KB Output is correct
45 Correct 10 ms 1700 KB Output is correct
46 Correct 11 ms 1700 KB Output is correct

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1700 KB Output is correct
2 Correct 2 ms 1700 KB Output is correct
3 Correct 2 ms 1700 KB Output is correct
4 Correct 2 ms 1700 KB Output is correct
5 Correct 2 ms 1700 KB Output is correct
6 Correct 2 ms 1700 KB Output is correct
7 Correct 2 ms 1700 KB Output is correct
8 Correct 2 ms 1700 KB Output is correct
9 Correct 2 ms 1700 KB Output is correct
10 Correct 2 ms 1700 KB Output is correct
11 Correct 2 ms 1700 KB Output is correct
12 Correct 2 ms 1700 KB Output is correct
13 Correct 3 ms 1700 KB Output is correct
14 Correct 3 ms 1700 KB Output is correct
15 Correct 2 ms 1700 KB Output is correct
16 Correct 2 ms 1700 KB Output is correct
17 Correct 3 ms 1700 KB Output is correct
18 Correct 3 ms 1700 KB Output is correct
19 Correct 2 ms 1700 KB Output is correct
20 Correct 10 ms 1700 KB Output is correct
21 Correct 2 ms 1700 KB Output is correct
22 Correct 2 ms 1700 KB Output is correct
23 Correct 3 ms 1700 KB Output is correct
24 Correct 3 ms 1700 KB Output is correct
25 Correct 2 ms 1700 KB Output is correct
26 Correct 2 ms 1700 KB Output is correct
27 Correct 2 ms 1700 KB Output is correct
28 Correct 3 ms 1700 KB Output is correct
29 Correct 4 ms 1700 KB Output is correct
30 Correct 3 ms 1700 KB Output is correct
31 Correct 4 ms 1700 KB Output is correct
32 Correct 3 ms 1700 KB Output is correct
33 Correct 5 ms 1700 KB Output is correct
34 Correct 4 ms 1700 KB Output is correct
35 Correct 8 ms 1700 KB Output is correct
36 Correct 4 ms 1700 KB Output is correct
37 Correct 8 ms 1700 KB Output is correct
38 Correct 9 ms 1700 KB Output is correct
39 Correct 9 ms 1700 KB Output is correct
40 Correct 10 ms 1772 KB Output is correct
41 Correct 9 ms 1772 KB Output is correct
42 Correct 8 ms 1772 KB Output is correct
43 Correct 7 ms 1772 KB Output is correct
44 Correct 160 ms 1772 KB Output is correct
45 Correct 10 ms 1772 KB Output is correct
46 Correct 10 ms 1772 KB Output is correct
47 Correct 12 ms 2156 KB Output is correct
48 Correct 8 ms 2156 KB Output is correct
49 Runtime error 9 ms 3308 KB Execution killed with signal 11 (could be triggered by violating memory limits)
50 Halted 0 ms 0 KB -