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Submission #41702

# Submission time Handle Problem Language Result Execution time Memory
41702 2018-02-20T19:45:09 Z Hassoony Jakarta Skyscrapers (APIO15_skyscraper) C++14
100 / 100
 870 ms 10684 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef double D;
const int inf=(1<<30);
const int MX=30009;
vector<int>v[MX];
int dis[MX],vis[MX];
int n,m,b,p,st,en;
int main(){
    scanf("%d%d",&n,&m);
    for(int i=0;i<m;i++){
        scanf("%d%d",&b,&p);
        v[b].push_back(p);
        if(i==0)st=b;
        if(i==1)en=b;
    }
    for(int i=0;i<n;i++)dis[i]=inf;
    dis[st]=0;
    priority_queue<pair<int,int> >pq;
    pq.push({0,st});
    while(!pq.empty()){
        int x=pq.top().second,c=-pq.top().first;pq.pop();
        if(vis[x])continue;
        vis[x]=1;
        for(auto pp:v[x]){
        //    cout<<pp<<endl;
            for(int i=1;i*pp+x<n;i++){
      //          cout<<i*pp+x<<" ";
                if(dis[i*pp+x]>c+i){
                    dis[i*pp+x]=c+i;
                    pq.push({-c-i,i*pp+x});
                }
            }
            for(int i=1;-i*pp+x>=0;i++){
                if(dis[-i*pp+x]>c+i){
                    dis[-i*pp+x]=c+i;
                    pq.push({-c-i,-i*pp+x});
                }
            }
        }
    }
    if(dis[en]==inf)puts("-1");
    else cout<<dis[en]<<endl;
}

Compilation message

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:11:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&n,&m);
                        ^
skyscraper.cpp:13:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d",&b,&p);
                            ^

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1016 KB Output is correct
2 Correct 2 ms 1212 KB Output is correct
3 Correct 2 ms 1212 KB Output is correct
4 Correct 2 ms 1212 KB Output is correct
5 Correct 3 ms 1212 KB Output is correct
6 Correct 2 ms 1212 KB Output is correct
7 Correct 2 ms 1212 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1212 KB Output is correct
2 Correct 2 ms 1212 KB Output is correct
3 Correct 2 ms 1212 KB Output is correct
4 Correct 2 ms 1212 KB Output is correct
5 Correct 2 ms 1212 KB Output is correct
6 Correct 2 ms 1212 KB Output is correct
7 Correct 2 ms 1212 KB Output is correct
8 Correct 3 ms 1212 KB Output is correct
9 Correct 2 ms 1212 KB Output is correct
10 Correct 2 ms 1240 KB Output is correct
11 Correct 3 ms 1244 KB Output is correct
12 Correct 3 ms 1244 KB Output is correct
13 Correct 2 ms 1244 KB Output is correct
14 Correct 2 ms 1244 KB Output is correct
15 Correct 2 ms 1248 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1248 KB Output is correct
2 Correct 2 ms 1248 KB Output is correct
3 Correct 2 ms 1248 KB Output is correct
4 Correct 2 ms 1248 KB Output is correct
5 Correct 2 ms 1248 KB Output is correct
6 Correct 2 ms 1248 KB Output is correct
7 Correct 2 ms 1260 KB Output is correct
8 Correct 2 ms 1260 KB Output is correct
9 Correct 2 ms 1260 KB Output is correct
10 Correct 2 ms 1260 KB Output is correct
11 Correct 2 ms 1260 KB Output is correct
12 Correct 3 ms 1260 KB Output is correct
13 Correct 2 ms 1260 KB Output is correct
14 Correct 2 ms 1264 KB Output is correct
15 Correct 3 ms 1308 KB Output is correct
16 Correct 2 ms 1308 KB Output is correct
17 Correct 3 ms 1308 KB Output is correct
18 Correct 2 ms 1308 KB Output is correct
19 Correct 2 ms 1308 KB Output is correct
20 Correct 6 ms 1416 KB Output is correct
21 Correct 3 ms 1416 KB Output is correct
22 Correct 2 ms 1416 KB Output is correct
23 Correct 2 ms 1416 KB Output is correct
24 Correct 3 ms 1416 KB Output is correct
25 Correct 3 ms 1416 KB Output is correct
26 Correct 6 ms 1444 KB Output is correct
27 Correct 6 ms 1476 KB Output is correct
28 Correct 3 ms 1508 KB Output is correct
29 Correct 3 ms 1736 KB Output is correct
30 Correct 3 ms 1736 KB Output is correct
31 Correct 3 ms 1736 KB Output is correct
32 Correct 3 ms 1736 KB Output is correct
33 Correct 3 ms 1736 KB Output is correct
34 Correct 4 ms 1736 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1736 KB Output is correct
2 Correct 2 ms 1736 KB Output is correct
3 Correct 2 ms 1736 KB Output is correct
4 Correct 2 ms 1736 KB Output is correct
5 Correct 2 ms 1736 KB Output is correct
6 Correct 2 ms 1736 KB Output is correct
7 Correct 2 ms 1736 KB Output is correct
8 Correct 2 ms 1736 KB Output is correct
9 Correct 2 ms 1736 KB Output is correct
10 Correct 2 ms 1736 KB Output is correct
11 Correct 3 ms 1736 KB Output is correct
12 Correct 3 ms 1736 KB Output is correct
13 Correct 2 ms 1736 KB Output is correct
14 Correct 2 ms 1736 KB Output is correct
15 Correct 3 ms 1736 KB Output is correct
16 Correct 2 ms 1736 KB Output is correct
17 Correct 4 ms 1736 KB Output is correct
18 Correct 2 ms 1736 KB Output is correct
19 Correct 2 ms 1736 KB Output is correct
20 Correct 6 ms 1736 KB Output is correct
21 Correct 3 ms 1736 KB Output is correct
22 Correct 2 ms 1736 KB Output is correct
23 Correct 3 ms 1736 KB Output is correct
24 Correct 4 ms 1736 KB Output is correct
25 Correct 3 ms 1736 KB Output is correct
26 Correct 6 ms 1736 KB Output is correct
27 Correct 6 ms 1736 KB Output is correct
28 Correct 2 ms 1736 KB Output is correct
29 Correct 3 ms 1780 KB Output is correct
30 Correct 3 ms 1788 KB Output is correct
31 Correct 3 ms 1792 KB Output is correct
32 Correct 3 ms 1800 KB Output is correct
33 Correct 3 ms 1800 KB Output is correct
34 Correct 4 ms 1940 KB Output is correct
35 Correct 10 ms 2208 KB Output is correct
36 Correct 4 ms 2208 KB Output is correct
37 Correct 12 ms 2468 KB Output is correct
38 Correct 13 ms 2756 KB Output is correct
39 Correct 11 ms 3020 KB Output is correct
40 Correct 13 ms 3284 KB Output is correct
41 Correct 12 ms 3548 KB Output is correct
42 Correct 62 ms 3632 KB Output is correct
43 Correct 60 ms 3892 KB Output is correct
44 Correct 61 ms 4100 KB Output is correct
45 Correct 10 ms 4308 KB Output is correct
46 Correct 10 ms 4520 KB Output is correct

Subtask #5
43.0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4520 KB Output is correct
2 Correct 2 ms 4520 KB Output is correct
3 Correct 2 ms 4520 KB Output is correct
4 Correct 2 ms 4520 KB Output is correct
5 Correct 2 ms 4520 KB Output is correct
6 Correct 2 ms 4520 KB Output is correct
7 Correct 2 ms 4520 KB Output is correct
8 Correct 2 ms 4520 KB Output is correct
9 Correct 2 ms 4520 KB Output is correct
10 Correct 2 ms 4520 KB Output is correct
11 Correct 2 ms 4520 KB Output is correct
12 Correct 2 ms 4520 KB Output is correct
13 Correct 3 ms 4520 KB Output is correct
14 Correct 2 ms 4520 KB Output is correct
15 Correct 2 ms 4520 KB Output is correct
16 Correct 2 ms 4520 KB Output is correct
17 Correct 3 ms 4520 KB Output is correct
18 Correct 2 ms 4520 KB Output is correct
19 Correct 2 ms 4520 KB Output is correct
20 Correct 6 ms 4520 KB Output is correct
21 Correct 2 ms 4520 KB Output is correct
22 Correct 2 ms 4520 KB Output is correct
23 Correct 2 ms 4520 KB Output is correct
24 Correct 3 ms 4520 KB Output is correct
25 Correct 4 ms 4520 KB Output is correct
26 Correct 6 ms 4520 KB Output is correct
27 Correct 5 ms 4520 KB Output is correct
28 Correct 2 ms 4520 KB Output is correct
29 Correct 3 ms 4520 KB Output is correct
30 Correct 3 ms 4520 KB Output is correct
31 Correct 3 ms 4520 KB Output is correct
32 Correct 3 ms 4520 KB Output is correct
33 Correct 4 ms 4520 KB Output is correct
34 Correct 4 ms 4600 KB Output is correct
35 Correct 17 ms 4868 KB Output is correct
36 Correct 4 ms 4868 KB Output is correct
37 Correct 9 ms 5128 KB Output is correct
38 Correct 13 ms 5376 KB Output is correct
39 Correct 11 ms 5680 KB Output is correct
40 Correct 12 ms 5948 KB Output is correct
41 Correct 12 ms 6280 KB Output is correct
42 Correct 64 ms 6472 KB Output is correct
43 Correct 60 ms 6692 KB Output is correct
44 Correct 73 ms 6760 KB Output is correct
45 Correct 10 ms 6968 KB Output is correct
46 Correct 10 ms 7184 KB Output is correct
47 Correct 20 ms 8156 KB Output is correct
48 Correct 9 ms 8156 KB Output is correct
49 Correct 9 ms 8156 KB Output is correct
50 Correct 7 ms 8156 KB Output is correct
51 Correct 32 ms 9036 KB Output is correct
52 Correct 31 ms 9036 KB Output is correct
53 Correct 22 ms 9036 KB Output is correct
54 Correct 4 ms 9036 KB Output is correct
55 Correct 5 ms 9036 KB Output is correct
56 Correct 824 ms 9236 KB Output is correct
57 Correct 64 ms 10024 KB Output is correct
58 Correct 870 ms 10024 KB Output is correct
59 Correct 811 ms 10024 KB Output is correct
60 Correct 854 ms 10024 KB Output is correct
61 Correct 720 ms 10024 KB Output is correct
62 Correct 13 ms 10024 KB Output is correct
63 Correct 28 ms 10024 KB Output is correct
64 Correct 30 ms 10024 KB Output is correct
65 Correct 36 ms 10024 KB Output is correct
66 Correct 48 ms 10516 KB Output is correct
67 Correct 45 ms 10684 KB Output is correct