oj.uz

답안 #695191

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
695191 2023-02-04T19:15:46 Z NeroZein Jakarta Skyscrapers (APIO15_skyscraper) C++17
36 / 100
 198 ms 262144 KB 
#include <bits/stdc++.h>
#define int long long 
using namespace std; 

const int N = 2003;
const int M = 30004;

int n, m;
int ans;
int b[M];
int p[M];
int cost[M];
vector<pair<int, int>> g[M];

inline void dij() {
  memset(cost, -1, sizeof cost);
  cost[b[0]] = 0; 
  priority_queue<pair<int, int>, vector<pair<int, int>>, greater<pair<int, int >>> pq; 
  pq.emplace(0, b[0]);
  while (!pq.empty()) {
    auto src = pq.top();
    pq.pop();
    if (cost[src.second] != src.first) {
      continue;
    }
    // cout << src.first << ' ' << src.second << '\n';
    if (src.second == b[1]) {
      ans = min(ans, src.first);
    }
    for (auto [u, w] : g[src.second]) {
      if (cost[u] == -1 || cost[u] > src.first + w) {
        cost[u] = src.first + w;
        pq.emplace(cost[u], u);
      }
    }
  }
}

signed main() {
  ans = INT_MAX;
  cin >> n >> m;
  for (int i = 0; i < m; ++i) {
    cin >> b[i] >> p[i];
    for (int j = 1; j < N; ++j) {
      int r = b[i] + j * p[i];
      int l = b[i] - j * p[i];
      if (l >= 0){ 
        g[b[i]].emplace_back(l, j);
      }
      if (r < n) {
        g[b[i]].emplace_back(r, j); 
      }
    }
  }
  dij();
  cout << (ans == INT_MAX ? -1 : ans) << '\n';
  return 0; 
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1236 KB Output is correct
2 Correct 1 ms 1236 KB Output is correct
3 Correct 1 ms 1236 KB Output is correct
4 Correct 1 ms 1236 KB Output is correct
5 Correct 1 ms 1236 KB Output is correct
6 Correct 1 ms 1236 KB Output is correct
7 Correct 1 ms 1236 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1236 KB Output is correct
2 Correct 1 ms 1148 KB Output is correct
3 Correct 1 ms 1236 KB Output is correct
4 Correct 1 ms 1236 KB Output is correct
5 Correct 1 ms 1236 KB Output is correct
6 Correct 1 ms 1236 KB Output is correct
7 Correct 1 ms 1236 KB Output is correct
8 Correct 1 ms 1236 KB Output is correct
9 Correct 1 ms 1236 KB Output is correct
10 Correct 4 ms 1236 KB Output is correct
11 Correct 14 ms 1412 KB Output is correct
12 Correct 17 ms 5188 KB Output is correct
13 Correct 18 ms 5256 KB Output is correct
14 Correct 12 ms 1364 KB Output is correct
15 Correct 13 ms 1364 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1236 KB Output is correct
2 Correct 1 ms 1236 KB Output is correct
3 Correct 1 ms 1236 KB Output is correct
4 Correct 1 ms 1236 KB Output is correct
5 Correct 1 ms 1236 KB Output is correct
6 Correct 1 ms 1236 KB Output is correct
7 Correct 1 ms 1236 KB Output is correct
8 Correct 1 ms 1236 KB Output is correct
9 Correct 1 ms 1236 KB Output is correct
10 Correct 3 ms 1236 KB Output is correct
11 Correct 14 ms 1400 KB Output is correct
12 Correct 17 ms 5248 KB Output is correct
13 Correct 15 ms 5316 KB Output is correct
14 Correct 12 ms 1368 KB Output is correct
15 Correct 12 ms 1364 KB Output is correct
16 Correct 6 ms 1364 KB Output is correct
17 Correct 12 ms 1752 KB Output is correct
18 Correct 7 ms 1364 KB Output is correct
19 Correct 4 ms 1236 KB Output is correct
20 Correct 59 ms 65360 KB Output is correct
21 Correct 8 ms 1236 KB Output is correct
22 Correct 5 ms 1364 KB Output is correct
23 Correct 7 ms 1364 KB Output is correct
24 Correct 12 ms 1568 KB Output is correct
25 Correct 13 ms 1448 KB Output is correct
26 Correct 73 ms 66976 KB Output is correct
27 Correct 73 ms 66832 KB Output is correct
28 Correct 12 ms 1620 KB Output is correct
29 Correct 7 ms 2964 KB Output is correct
30 Correct 3 ms 1876 KB Output is correct
31 Correct 6 ms 2132 KB Output is correct
32 Correct 4 ms 1876 KB Output is correct
33 Correct 15 ms 4180 KB Output is correct
34 Correct 15 ms 4048 KB Output is correct

Subtask #4
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1236 KB Output is correct
2 Correct 1 ms 1236 KB Output is correct
3 Correct 1 ms 1236 KB Output is correct
4 Correct 1 ms 1236 KB Output is correct
5 Correct 1 ms 1236 KB Output is correct
6 Correct 1 ms 1236 KB Output is correct
7 Correct 1 ms 1236 KB Output is correct
8 Correct 1 ms 1236 KB Output is correct
9 Correct 1 ms 1236 KB Output is correct
10 Correct 3 ms 1236 KB Output is correct
11 Correct 13 ms 1456 KB Output is correct
12 Correct 16 ms 5188 KB Output is correct
13 Correct 16 ms 5188 KB Output is correct
14 Correct 12 ms 1364 KB Output is correct
15 Correct 13 ms 1364 KB Output is correct
16 Correct 6 ms 1364 KB Output is correct
17 Correct 11 ms 1748 KB Output is correct
18 Correct 7 ms 1300 KB Output is correct
19 Correct 4 ms 1236 KB Output is correct
20 Correct 57 ms 65396 KB Output is correct
21 Correct 8 ms 1236 KB Output is correct
22 Correct 5 ms 1364 KB Output is correct
23 Correct 7 ms 1364 KB Output is correct
24 Correct 14 ms 1492 KB Output is correct
25 Correct 13 ms 1428 KB Output is correct
26 Correct 78 ms 67052 KB Output is correct
27 Correct 77 ms 66880 KB Output is correct
28 Correct 15 ms 1620 KB Output is correct
29 Correct 8 ms 2900 KB Output is correct
30 Correct 3 ms 1876 KB Output is correct
31 Correct 5 ms 2132 KB Output is correct
32 Correct 4 ms 1876 KB Output is correct
33 Correct 15 ms 4208 KB Output is correct
34 Correct 16 ms 4068 KB Output is correct
35 Correct 149 ms 4628 KB Output is correct
36 Correct 30 ms 1612 KB Output is correct
37 Correct 118 ms 8012 KB Output is correct
38 Correct 175 ms 6708 KB Output is correct
39 Correct 176 ms 7072 KB Output is correct
40 Correct 186 ms 6904 KB Output is correct
41 Correct 177 ms 6608 KB Output is correct
42 Runtime error 198 ms 262144 KB Execution killed with signal 9
43 Halted 0 ms 0 KB -

Subtask #5
0 / 43.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1236 KB Output is correct
2 Correct 1 ms 1236 KB Output is correct
3 Correct 1 ms 1236 KB Output is correct
4 Correct 1 ms 1236 KB Output is correct
5 Correct 1 ms 1236 KB Output is correct
6 Correct 1 ms 1236 KB Output is correct
7 Correct 1 ms 1236 KB Output is correct
8 Correct 1 ms 1236 KB Output is correct
9 Correct 1 ms 1236 KB Output is correct
10 Correct 3 ms 1236 KB Output is correct
11 Correct 12 ms 1480 KB Output is correct
12 Correct 15 ms 5188 KB Output is correct
13 Correct 17 ms 5204 KB Output is correct
14 Correct 12 ms 1364 KB Output is correct
15 Correct 12 ms 1356 KB Output is correct
16 Correct 5 ms 1364 KB Output is correct
17 Correct 11 ms 1744 KB Output is correct
18 Correct 7 ms 1364 KB Output is correct
19 Correct 4 ms 1236 KB Output is correct
20 Correct 57 ms 65444 KB Output is correct
21 Correct 8 ms 1236 KB Output is correct
22 Correct 5 ms 1316 KB Output is correct
23 Correct 7 ms 1372 KB Output is correct
24 Correct 12 ms 1536 KB Output is correct
25 Correct 12 ms 1492 KB Output is correct
26 Correct 74 ms 67092 KB Output is correct
27 Correct 73 ms 66864 KB Output is correct
28 Correct 13 ms 1620 KB Output is correct
29 Correct 7 ms 2916 KB Output is correct
30 Correct 3 ms 1876 KB Output is correct
31 Correct 6 ms 2132 KB Output is correct
32 Correct 4 ms 1876 KB Output is correct
33 Correct 15 ms 4188 KB Output is correct
34 Correct 16 ms 4096 KB Output is correct
35 Correct 151 ms 4732 KB Output is correct
36 Correct 29 ms 1748 KB Output is correct
37 Correct 120 ms 8120 KB Output is correct
38 Correct 175 ms 6720 KB Output is correct
39 Correct 177 ms 7080 KB Output is correct
40 Correct 183 ms 6928 KB Output is correct
41 Correct 174 ms 6696 KB Output is correct
42 Runtime error 194 ms 262144 KB Execution killed with signal 9
43 Halted 0 ms 0 KB -