oj.uz

Submission #699971

# Submission time Handle Problem Language Result Execution time Memory
699971 2023-02-18T12:14:31 Z Abrar_Al_Samit Jakarta Skyscrapers (APIO15_skyscraper) C++17
57 / 100
 1000 ms 99444 KB 
#include<bits/stdc++.h>
using namespace std;
 
const int nax = 3e4 + 3;
const int INF = 1e9;
const long long pr = 1e9 + 9;
const int cax = 1e6 + 3;
 
int b[nax], p[nax];
vector<int>doges[nax];
 
vector<pair<long long,int>>dist[cax];
int get(int x, int y) {
  long long H = x * pr + y;
  int H2 = H % cax;
  for(auto x : dist[H2]) {
    if(x.first==H) return x.second;
  }
  return INF;
}
void put(int x, int y, int val) {
  long long H = x * pr + y;
  int H2 = H % cax;
  dist[H2].emplace_back(H, val);
  assert(dist[H2].size()<=10);
}
void PlayGround() {
  int n, m;
  cin>>n>>m;
 
  for(int i=0; i<m; ++i) {
    cin>>b[i]>>p[i];
    doges[b[i]].push_back(p[i]);
  }
 
  put(b[0], 0, 0);
 
  deque<tuple<int,int,int>>dq;
  dq.push_back({b[0], 0, 0});
 
  while(!dq.empty()) {
    auto x = dq.front();
    dq.pop_front();
    int ss, j, d;
    tie(ss, j, d) = x;
    if(d!=get(ss, j)) continue;
    if(ss==b[1]) {
      cout<<d<<'\n';
      return;
    }
 
 
    if(j==0) {
      for(int z : doges[ss]) {
        if(get(ss, z)>d) {
          put(ss, z, d);
          dq.emplace_front(ss, z, d);
        }
      }
    } else {
      if(ss+j<n) {
        if(get(ss+j, j)>d+1) {
          put(ss+j, j, d+1);
          dq.emplace_back(ss+j, j, d+1);
        }
        if(get(ss+j, 0)>d+1) {
          put(ss+j, 0, d+1);
          dq.emplace_back(ss+j, 0, d+1);
        }
      }
      if(ss-j>=0) {
        if(get(ss-j, j)>d+1) {
          put(ss-j, j, d+1);
          dq.emplace_back(ss-j, j, d+1);
        }
        if(get(ss-j, 0)>d+1) {
          put(ss-j, 0, d+1);
          dq.emplace_back(ss-j, 0, d+1);
        }
      }
    }
  }
  cout<<"-1\n";
}
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  PlayGround();
  return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 24404 KB Output is correct
2 Correct 13 ms 24404 KB Output is correct
3 Correct 12 ms 24564 KB Output is correct
4 Correct 12 ms 24404 KB Output is correct
5 Correct 14 ms 24472 KB Output is correct
6 Correct 14 ms 24472 KB Output is correct
7 Correct 12 ms 24404 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 24404 KB Output is correct
2 Correct 12 ms 24404 KB Output is correct
3 Correct 12 ms 24404 KB Output is correct
4 Correct 13 ms 24444 KB Output is correct
5 Correct 12 ms 24460 KB Output is correct
6 Correct 13 ms 24468 KB Output is correct
7 Correct 14 ms 24424 KB Output is correct
8 Correct 13 ms 24508 KB Output is correct
9 Correct 12 ms 24400 KB Output is correct
10 Correct 13 ms 24532 KB Output is correct
11 Correct 13 ms 24532 KB Output is correct
12 Correct 13 ms 24452 KB Output is correct
13 Correct 15 ms 24532 KB Output is correct
14 Correct 14 ms 24648 KB Output is correct
15 Correct 14 ms 24676 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 24436 KB Output is correct
2 Correct 14 ms 24408 KB Output is correct
3 Correct 12 ms 24404 KB Output is correct
4 Correct 12 ms 24424 KB Output is correct
5 Correct 13 ms 24404 KB Output is correct
6 Correct 14 ms 24484 KB Output is correct
7 Correct 14 ms 24424 KB Output is correct
8 Correct 13 ms 24472 KB Output is correct
9 Correct 12 ms 24408 KB Output is correct
10 Correct 12 ms 24436 KB Output is correct
11 Correct 13 ms 24488 KB Output is correct
12 Correct 15 ms 24532 KB Output is correct
13 Correct 13 ms 24456 KB Output is correct
14 Correct 13 ms 24660 KB Output is correct
15 Correct 13 ms 24660 KB Output is correct
16 Correct 12 ms 24532 KB Output is correct
17 Correct 13 ms 24704 KB Output is correct
18 Correct 13 ms 24532 KB Output is correct
19 Correct 13 ms 24532 KB Output is correct
20 Correct 14 ms 24660 KB Output is correct
21 Correct 12 ms 24532 KB Output is correct
22 Correct 14 ms 24532 KB Output is correct
23 Correct 13 ms 24660 KB Output is correct
24 Correct 14 ms 24736 KB Output is correct
25 Correct 15 ms 24520 KB Output is correct
26 Correct 13 ms 24672 KB Output is correct
27 Correct 13 ms 24696 KB Output is correct
28 Correct 15 ms 25196 KB Output is correct
29 Correct 20 ms 26452 KB Output is correct
30 Correct 14 ms 25044 KB Output is correct
31 Correct 16 ms 25540 KB Output is correct
32 Correct 20 ms 25324 KB Output is correct
33 Correct 35 ms 28108 KB Output is correct
34 Correct 20 ms 26580 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 24404 KB Output is correct
2 Correct 11 ms 24404 KB Output is correct
3 Correct 13 ms 24404 KB Output is correct
4 Correct 11 ms 24404 KB Output is correct
5 Correct 12 ms 24448 KB Output is correct
6 Correct 11 ms 24484 KB Output is correct
7 Correct 12 ms 24412 KB Output is correct
8 Correct 12 ms 24404 KB Output is correct
9 Correct 14 ms 24404 KB Output is correct
10 Correct 17 ms 24532 KB Output is correct
11 Correct 12 ms 24544 KB Output is correct
12 Correct 11 ms 24492 KB Output is correct
13 Correct 13 ms 24532 KB Output is correct
14 Correct 12 ms 24672 KB Output is correct
15 Correct 12 ms 24660 KB Output is correct
16 Correct 12 ms 24532 KB Output is correct
17 Correct 12 ms 24636 KB Output is correct
18 Correct 12 ms 24532 KB Output is correct
19 Correct 14 ms 24532 KB Output is correct
20 Correct 13 ms 24716 KB Output is correct
21 Correct 11 ms 24508 KB Output is correct
22 Correct 14 ms 24540 KB Output is correct
23 Correct 16 ms 24732 KB Output is correct
24 Correct 14 ms 24712 KB Output is correct
25 Correct 13 ms 24608 KB Output is correct
26 Correct 17 ms 24636 KB Output is correct
27 Correct 14 ms 24732 KB Output is correct
28 Correct 17 ms 25172 KB Output is correct
29 Correct 29 ms 26392 KB Output is correct
30 Correct 14 ms 25068 KB Output is correct
31 Correct 17 ms 25572 KB Output is correct
32 Correct 15 ms 25288 KB Output is correct
33 Correct 33 ms 28116 KB Output is correct
34 Correct 24 ms 26544 KB Output is correct
35 Correct 26 ms 26564 KB Output is correct
36 Correct 14 ms 24696 KB Output is correct
37 Correct 22 ms 26104 KB Output is correct
38 Correct 21 ms 25744 KB Output is correct
39 Correct 23 ms 24876 KB Output is correct
40 Correct 19 ms 25184 KB Output is correct
41 Correct 27 ms 26832 KB Output is correct
42 Correct 25 ms 24908 KB Output is correct
43 Correct 16 ms 24940 KB Output is correct
44 Correct 16 ms 24944 KB Output is correct
45 Correct 136 ms 38248 KB Output is correct
46 Correct 82 ms 33068 KB Output is correct

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 24508 KB Output is correct
2 Correct 13 ms 24500 KB Output is correct
3 Correct 12 ms 24508 KB Output is correct
4 Correct 15 ms 24388 KB Output is correct
5 Correct 15 ms 24404 KB Output is correct
6 Correct 15 ms 24508 KB Output is correct
7 Correct 14 ms 24512 KB Output is correct
8 Correct 14 ms 24404 KB Output is correct
9 Correct 15 ms 24512 KB Output is correct
10 Correct 15 ms 24548 KB Output is correct
11 Correct 17 ms 24556 KB Output is correct
12 Correct 15 ms 24532 KB Output is correct
13 Correct 15 ms 24556 KB Output is correct
14 Correct 16 ms 24736 KB Output is correct
15 Correct 16 ms 24660 KB Output is correct
16 Correct 13 ms 24536 KB Output is correct
17 Correct 15 ms 24648 KB Output is correct
18 Correct 14 ms 24524 KB Output is correct
19 Correct 16 ms 24512 KB Output is correct
20 Correct 12 ms 24660 KB Output is correct
21 Correct 12 ms 24532 KB Output is correct
22 Correct 12 ms 24492 KB Output is correct
23 Correct 14 ms 24668 KB Output is correct
24 Correct 14 ms 24788 KB Output is correct
25 Correct 14 ms 24508 KB Output is correct
26 Correct 13 ms 24620 KB Output is correct
27 Correct 13 ms 24740 KB Output is correct
28 Correct 16 ms 25172 KB Output is correct
29 Correct 29 ms 26360 KB Output is correct
30 Correct 15 ms 25044 KB Output is correct
31 Correct 16 ms 25556 KB Output is correct
32 Correct 14 ms 25300 KB Output is correct
33 Correct 40 ms 28188 KB Output is correct
34 Correct 21 ms 26632 KB Output is correct
35 Correct 25 ms 26480 KB Output is correct
36 Correct 14 ms 24628 KB Output is correct
37 Correct 21 ms 26028 KB Output is correct
38 Correct 22 ms 25696 KB Output is correct
39 Correct 18 ms 24884 KB Output is correct
40 Correct 22 ms 25172 KB Output is correct
41 Correct 31 ms 26884 KB Output is correct
42 Correct 19 ms 24904 KB Output is correct
43 Correct 22 ms 24984 KB Output is correct
44 Correct 17 ms 24988 KB Output is correct
45 Correct 140 ms 38308 KB Output is correct
46 Correct 81 ms 33084 KB Output is correct
47 Correct 26 ms 26604 KB Output is correct
48 Correct 17 ms 25132 KB Output is correct
49 Correct 17 ms 25044 KB Output is correct
50 Correct 22 ms 24984 KB Output is correct
51 Correct 39 ms 27616 KB Output is correct
52 Correct 43 ms 28000 KB Output is correct
53 Correct 27 ms 25608 KB Output is correct
54 Correct 16 ms 25356 KB Output is correct
55 Correct 19 ms 25812 KB Output is correct
56 Correct 29 ms 27468 KB Output is correct
57 Correct 15 ms 24600 KB Output is correct
58 Correct 33 ms 27860 KB Output is correct
59 Correct 46 ms 27472 KB Output is correct
60 Correct 36 ms 27528 KB Output is correct
61 Correct 31 ms 27212 KB Output is correct
62 Correct 164 ms 39248 KB Output is correct
63 Correct 981 ms 85664 KB Output is correct
64 Execution timed out 1090 ms 99444 KB Time limit exceeded
65 Halted 0 ms 0 KB -