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Submission #699960

# Submission time Handle Problem Language Result Execution time Memory
699960 2023-02-18T12:02:38 Z Abrar_Al_Samit Jakarta Skyscrapers (APIO15_skyscraper) C++17
57 / 100
 1000 ms 81312 KB 
#include<bits/stdc++.h>
using namespace std;
 
const int nax = 3e4 + 3;
const int INF = 1e9;
 
int b[nax], p[nax];
vector<int>doges[nax];
 
unordered_map<long long,int>dist;
 
int get(int x, int y) {
  long long H = x * 10000000LL + y;
  if(dist.find(H)!=dist.end()) return dist[H];
  return INF;
}
void put(int x, int y, int val) {
  long long H = x * 10000000LL + y;
  dist[H] = val;
}
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(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);
        }
      }
    }
  }
  int ans = get(b[1], 0);
  if(ans==INF) ans = -1;
  cout<<ans<<'\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 1 ms 980 KB Output is correct
2 Correct 1 ms 980 KB Output is correct
3 Correct 1 ms 1028 KB Output is correct
4 Correct 1 ms 980 KB Output is correct
5 Correct 1 ms 980 KB Output is correct
6 Correct 1 ms 980 KB Output is correct
7 Correct 1 ms 1040 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 980 KB Output is correct
2 Correct 1 ms 980 KB Output is correct
3 Correct 1 ms 980 KB Output is correct
4 Correct 1 ms 980 KB Output is correct
5 Correct 1 ms 1036 KB Output is correct
6 Correct 1 ms 1028 KB Output is correct
7 Correct 1 ms 980 KB Output is correct
8 Correct 1 ms 980 KB Output is correct
9 Correct 1 ms 980 KB Output is correct
10 Correct 1 ms 1108 KB Output is correct
11 Correct 2 ms 1172 KB Output is correct
12 Correct 2 ms 980 KB Output is correct
13 Correct 1 ms 980 KB Output is correct
14 Correct 2 ms 1364 KB Output is correct
15 Correct 2 ms 1304 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1032 KB Output is correct
2 Correct 1 ms 1036 KB Output is correct
3 Correct 1 ms 980 KB Output is correct
4 Correct 1 ms 1036 KB Output is correct
5 Correct 1 ms 980 KB Output is correct
6 Correct 1 ms 980 KB Output is correct
7 Correct 1 ms 980 KB Output is correct
8 Correct 1 ms 980 KB Output is correct
9 Correct 1 ms 980 KB Output is correct
10 Correct 1 ms 1108 KB Output is correct
11 Correct 2 ms 1236 KB Output is correct
12 Correct 1 ms 980 KB Output is correct
13 Correct 1 ms 980 KB Output is correct
14 Correct 2 ms 1304 KB Output is correct
15 Correct 2 ms 1364 KB Output is correct
16 Correct 1 ms 1044 KB Output is correct
17 Correct 4 ms 1620 KB Output is correct
18 Correct 1 ms 1044 KB Output is correct
19 Correct 1 ms 980 KB Output is correct
20 Correct 2 ms 1236 KB Output is correct
21 Correct 1 ms 1044 KB Output is correct
22 Correct 1 ms 980 KB Output is correct
23 Correct 3 ms 1420 KB Output is correct
24 Correct 4 ms 1688 KB Output is correct
25 Correct 4 ms 1480 KB Output is correct
26 Correct 4 ms 1364 KB Output is correct
27 Correct 3 ms 1364 KB Output is correct
28 Correct 7 ms 2200 KB Output is correct
29 Correct 14 ms 3620 KB Output is correct
30 Correct 4 ms 1804 KB Output is correct
31 Correct 8 ms 2432 KB Output is correct
32 Correct 7 ms 2188 KB Output is correct
33 Correct 28 ms 6152 KB Output is correct
34 Correct 28 ms 6148 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1036 KB Output is correct
2 Correct 1 ms 980 KB Output is correct
3 Correct 1 ms 1036 KB Output is correct
4 Correct 1 ms 980 KB Output is correct
5 Correct 1 ms 980 KB Output is correct
6 Correct 1 ms 1032 KB Output is correct
7 Correct 1 ms 980 KB Output is correct
8 Correct 1 ms 980 KB Output is correct
9 Correct 1 ms 980 KB Output is correct
10 Correct 1 ms 1032 KB Output is correct
11 Correct 2 ms 1236 KB Output is correct
12 Correct 1 ms 980 KB Output is correct
13 Correct 1 ms 980 KB Output is correct
14 Correct 2 ms 1312 KB Output is correct
15 Correct 3 ms 1364 KB Output is correct
16 Correct 2 ms 1096 KB Output is correct
17 Correct 4 ms 1688 KB Output is correct
18 Correct 1 ms 980 KB Output is correct
19 Correct 1 ms 980 KB Output is correct
20 Correct 2 ms 1236 KB Output is correct
21 Correct 1 ms 980 KB Output is correct
22 Correct 1 ms 980 KB Output is correct
23 Correct 2 ms 1364 KB Output is correct
24 Correct 4 ms 1620 KB Output is correct
25 Correct 3 ms 1492 KB Output is correct
26 Correct 3 ms 1436 KB Output is correct
27 Correct 3 ms 1364 KB Output is correct
28 Correct 7 ms 2248 KB Output is correct
29 Correct 13 ms 3612 KB Output is correct
30 Correct 4 ms 1748 KB Output is correct
31 Correct 7 ms 2480 KB Output is correct
32 Correct 7 ms 2132 KB Output is correct
33 Correct 32 ms 6216 KB Output is correct
34 Correct 26 ms 6184 KB Output is correct
35 Correct 28 ms 6308 KB Output is correct
36 Correct 6 ms 1876 KB Output is correct
37 Correct 59 ms 10992 KB Output is correct
38 Correct 50 ms 8076 KB Output is correct
39 Correct 64 ms 8140 KB Output is correct
40 Correct 50 ms 8148 KB Output is correct
41 Correct 48 ms 8056 KB Output is correct
42 Correct 6 ms 1980 KB Output is correct
43 Correct 6 ms 1876 KB Output is correct
44 Correct 6 ms 1816 KB Output is correct
45 Correct 141 ms 22468 KB Output is correct
46 Correct 152 ms 22308 KB Output is correct

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 980 KB Output is correct
2 Correct 1 ms 980 KB Output is correct
3 Correct 1 ms 980 KB Output is correct
4 Correct 1 ms 980 KB Output is correct
5 Correct 1 ms 980 KB Output is correct
6 Correct 1 ms 980 KB Output is correct
7 Correct 1 ms 980 KB Output is correct
8 Correct 1 ms 980 KB Output is correct
9 Correct 1 ms 1044 KB Output is correct
10 Correct 1 ms 1108 KB Output is correct
11 Correct 2 ms 1236 KB Output is correct
12 Correct 1 ms 1048 KB Output is correct
13 Correct 1 ms 1040 KB Output is correct
14 Correct 2 ms 1296 KB Output is correct
15 Correct 2 ms 1296 KB Output is correct
16 Correct 2 ms 980 KB Output is correct
17 Correct 4 ms 1748 KB Output is correct
18 Correct 1 ms 980 KB Output is correct
19 Correct 1 ms 980 KB Output is correct
20 Correct 2 ms 1236 KB Output is correct
21 Correct 1 ms 980 KB Output is correct
22 Correct 1 ms 980 KB Output is correct
23 Correct 3 ms 1412 KB Output is correct
24 Correct 4 ms 1748 KB Output is correct
25 Correct 3 ms 1432 KB Output is correct
26 Correct 3 ms 1364 KB Output is correct
27 Correct 3 ms 1364 KB Output is correct
28 Correct 9 ms 2260 KB Output is correct
29 Correct 13 ms 3684 KB Output is correct
30 Correct 4 ms 1748 KB Output is correct
31 Correct 8 ms 2420 KB Output is correct
32 Correct 6 ms 2132 KB Output is correct
33 Correct 27 ms 6248 KB Output is correct
34 Correct 26 ms 6248 KB Output is correct
35 Correct 30 ms 6224 KB Output is correct
36 Correct 6 ms 1856 KB Output is correct
37 Correct 67 ms 11032 KB Output is correct
38 Correct 48 ms 8128 KB Output is correct
39 Correct 53 ms 8316 KB Output is correct
40 Correct 48 ms 8136 KB Output is correct
41 Correct 46 ms 8080 KB Output is correct
42 Correct 6 ms 1940 KB Output is correct
43 Correct 6 ms 1876 KB Output is correct
44 Correct 6 ms 1748 KB Output is correct
45 Correct 143 ms 22344 KB Output is correct
46 Correct 149 ms 22256 KB Output is correct
47 Correct 442 ms 40952 KB Output is correct
48 Correct 6 ms 1876 KB Output is correct
49 Correct 5 ms 1836 KB Output is correct
50 Correct 5 ms 1620 KB Output is correct
51 Correct 144 ms 15796 KB Output is correct
52 Correct 159 ms 21380 KB Output is correct
53 Correct 28 ms 7296 KB Output is correct
54 Correct 4 ms 2224 KB Output is correct
55 Correct 11 ms 3248 KB Output is correct
56 Correct 14 ms 4920 KB Output is correct
57 Correct 200 ms 21124 KB Output is correct
58 Correct 23 ms 6084 KB Output is correct
59 Correct 38 ms 6840 KB Output is correct
60 Correct 42 ms 7684 KB Output is correct
61 Correct 33 ms 7312 KB Output is correct
62 Correct 234 ms 24360 KB Output is correct
63 Execution timed out 1096 ms 81312 KB Time limit exceeded
64 Halted 0 ms 0 KB -