oj.uz

Submission #373820

# Submission time Handle Problem Language Result Execution time Memory
373820 2021-03-05T20:29:46 Z victoriad Jakarta Skyscrapers (APIO15_skyscraper) C++14
36 / 100
 617 ms 262148 KB 
#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
#include <utility>
#include <queue>
#include <map>
#include <iomanip>
using namespace std;

int d(int x,int y,vector<vector<pair<int,int> > >&s){
  int N=s.size();
  vector<int>dis(N,1e9);
  dis[x]=0;
  priority_queue<pair<int,int> >pq;
  pq.push(make_pair(0,x));
  while(!pq.empty()){
    int nodo=pq.top().second;
    int d=-pq.top().first;
    pq.pop();
    if(d>dis[nodo])
      continue;
    dis[nodo]=d;
    for(pair<int,int>v:s[nodo]){
      int vec=v.first;
      int dv=v.second;
      if(dis[vec]>dis[nodo]+dv){
        dis[vec]=dis[nodo]+dv;
        pq.push(make_pair(-dis[vec],vec));
      }
    }

  }
  if(dis[y]==1e9){
    return -1;
  }
  else{
    return dis[y];
  }
}

int main(){
   ios::sync_with_stdio(false);
  cin.tie(NULL);
  int N,M,B,P,x,y;
  cin>>N>>M;
  vector<vector<pair<int,int> > >s(N);
  for(int i=0;i<M;i++){
  cin>>B>>P;
  if(i==0){
    x=B;
  }
  else if(i==1){
    y=B;
  }

  int j=B-P;
  int o=1,u=1;
  while(j>=0){
   s[B].push_back(make_pair(j,o));
    j=j-P;
    o++;
  }
  j=B+P;
   while(j<=N-1){
    s[B].push_back(make_pair(j,u));
    j=j+P;
    u++;
  }
  }
  cout<<d(x,y,s);
  return 0;
}

Compilation message

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:72:16: warning: 'y' may be used uninitialized in this function [-Wmaybe-uninitialized]
   72 |   cout<<d(x,y,s);
      |                ^
skyscraper.cpp:72:16: warning: 'x' may be used uninitialized in this function [-Wmaybe-uninitialized]

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 492 KB Output is correct
12 Correct 6 ms 2588 KB Output is correct
13 Correct 5 ms 2544 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 512 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 512 KB Output is correct
12 Correct 5 ms 2532 KB Output is correct
13 Correct 5 ms 2544 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 2 ms 620 KB Output is correct
18 Correct 1 ms 492 KB Output is correct
19 Correct 1 ms 492 KB Output is correct
20 Correct 153 ms 32492 KB Output is correct
21 Correct 42 ms 364 KB Output is correct
22 Correct 41 ms 620 KB Output is correct
23 Correct 42 ms 492 KB Output is correct
24 Correct 3 ms 620 KB Output is correct
25 Correct 2 ms 492 KB Output is correct
26 Correct 77 ms 33476 KB Output is correct
27 Correct 73 ms 33460 KB Output is correct
28 Correct 2 ms 620 KB Output is correct
29 Correct 3 ms 1280 KB Output is correct
30 Correct 2 ms 748 KB Output is correct
31 Correct 2 ms 876 KB Output is correct
32 Correct 2 ms 748 KB Output is correct
33 Correct 4 ms 1900 KB Output is correct
34 Correct 4 ms 1900 KB Output is correct

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 42 ms 364 KB Output is correct
9 Correct 41 ms 364 KB Output is correct
10 Correct 82 ms 492 KB Output is correct
11 Correct 1 ms 492 KB Output is correct
12 Correct 6 ms 2532 KB Output is correct
13 Correct 5 ms 2544 KB Output is correct
14 Correct 2 ms 364 KB Output is correct
15 Correct 86 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 2 ms 620 KB Output is correct
18 Correct 1 ms 492 KB Output is correct
19 Correct 1 ms 492 KB Output is correct
20 Correct 75 ms 32620 KB Output is correct
21 Correct 1 ms 364 KB Output is correct
22 Correct 1 ms 492 KB Output is correct
23 Correct 1 ms 492 KB Output is correct
24 Correct 2 ms 620 KB Output is correct
25 Correct 2 ms 492 KB Output is correct
26 Correct 76 ms 33476 KB Output is correct
27 Correct 73 ms 33460 KB Output is correct
28 Correct 2 ms 620 KB Output is correct
29 Correct 3 ms 1260 KB Output is correct
30 Correct 2 ms 748 KB Output is correct
31 Correct 2 ms 904 KB Output is correct
32 Correct 2 ms 748 KB Output is correct
33 Correct 4 ms 1900 KB Output is correct
34 Correct 4 ms 1900 KB Output is correct
35 Correct 10 ms 2156 KB Output is correct
36 Correct 2 ms 620 KB Output is correct
37 Correct 11 ms 3948 KB Output is correct
38 Correct 141 ms 3308 KB Output is correct
39 Correct 265 ms 3436 KB Output is correct
40 Correct 12 ms 3308 KB Output is correct
41 Correct 229 ms 3308 KB Output is correct
42 Runtime error 396 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 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 492 KB Output is correct
12 Correct 5 ms 2532 KB Output is correct
13 Correct 5 ms 2564 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 2 ms 620 KB Output is correct
18 Correct 41 ms 492 KB Output is correct
19 Correct 67 ms 492 KB Output is correct
20 Correct 328 ms 32492 KB Output is correct
21 Correct 38 ms 364 KB Output is correct
22 Correct 39 ms 492 KB Output is correct
23 Correct 2 ms 492 KB Output is correct
24 Correct 2 ms 620 KB Output is correct
25 Correct 2 ms 492 KB Output is correct
26 Correct 75 ms 33460 KB Output is correct
27 Correct 72 ms 33476 KB Output is correct
28 Correct 2 ms 620 KB Output is correct
29 Correct 3 ms 1260 KB Output is correct
30 Correct 2 ms 748 KB Output is correct
31 Correct 2 ms 876 KB Output is correct
32 Correct 2 ms 748 KB Output is correct
33 Correct 4 ms 1900 KB Output is correct
34 Correct 4 ms 1900 KB Output is correct
35 Correct 9 ms 2156 KB Output is correct
36 Correct 2 ms 620 KB Output is correct
37 Correct 13 ms 3948 KB Output is correct
38 Correct 12 ms 3308 KB Output is correct
39 Correct 13 ms 3436 KB Output is correct
40 Correct 14 ms 3308 KB Output is correct
41 Correct 12 ms 3180 KB Output is correct
42 Runtime error 617 ms 262148 KB Execution killed with signal 9
43 Halted 0 ms 0 KB -