oj.uz

Submission #940576

# Submission time Handle Problem Language Result Execution time Memory
940576 2024-03-07T10:51:49 Z evenvalue Cave (IOI13_cave) C++17
100 / 100
 121 ms 856 KB 
#include "cave.h"
#include <bits/stdc++.h>
using namespace std;

template<typename T>
using min_heap = priority_queue<T, vector<T>, greater<T>>;
template<typename T>
using max_heap = priority_queue<T, vector<T>, less<T>>;

using int64 = long long;
using ld = long double;

constexpr int kInf = 1e9 + 10;
constexpr int64 kInf64 = 1e15 + 10;
constexpr int kMod = 1e9 + 7;

void exploreCave(int n) {
  int S[n], D[n];
  memset(S, 0, sizeof S);
  memset(D, -1, sizeof D);

  vector<int> locked(n);
  iota(locked.begin(), locked.end(), 0);

  auto colour = [&](const vector<int> &indices, const int l, const int r, const int c) {
    for (int i = l; i <= r; i++) {
      S[indices[i]] = c;
    }
  };

  for (int i = 0; i < n; i++) {
    int lo = 0, hi = locked.size() - 1;

    colour(locked, lo, hi, 0);
    const bool closed = (tryCombination(S) == i);

    while (lo < hi) {
      const int mid = (lo + hi) / 2;
      colour(locked, lo, mid, 1);
      colour(locked, mid + 1, hi, 0);
      const bool closed2 = (tryCombination(S) == i);
      if (closed == closed2) {
        lo = mid + 1;
      } else {
        hi = mid;
      }
    }

    const int pos = locked[lo];
    locked.erase(locked.begin() + lo);
    S[pos] = (closed ? 1 : 0);
    D[pos] = i;
  }

  answer(S, D);
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 64 ms 344 KB Output is correct
2 Correct 64 ms 344 KB Output is correct
3 Correct 107 ms 596 KB Output is correct
4 Correct 69 ms 344 KB Output is correct
5 Correct 106 ms 808 KB Output is correct
6 Correct 98 ms 348 KB Output is correct
7 Correct 109 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 96 ms 564 KB Output is correct
13 Correct 98 ms 560 KB Output is correct
14 Correct 97 ms 556 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 102 ms 556 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 111 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 121 ms 556 KB Output is correct
7 Correct 118 ms 592 KB Output is correct
8 Correct 107 ms 556 KB Output is correct
9 Correct 107 ms 348 KB Output is correct
10 Correct 109 ms 348 KB Output is correct
11 Correct 103 ms 348 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 432 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 440 KB Output is correct
12 Correct 1 ms 604 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 348 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 432 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 440 KB Output is correct
12 Correct 1 ms 604 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 14 ms 448 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 14 ms 344 KB Output is correct
24 Correct 16 ms 500 KB Output is correct
25 Correct 15 ms 504 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 17 ms 504 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 15 ms 348 KB Output is correct
31 Correct 14 ms 500 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 1 ms 440 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 18 ms 496 KB Output is correct
36 Correct 14 ms 504 KB Output is correct
37 Correct 0 ms 348 KB Output is correct

Subtask #5
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 64 ms 344 KB Output is correct
2 Correct 64 ms 344 KB Output is correct
3 Correct 107 ms 596 KB Output is correct
4 Correct 69 ms 344 KB Output is correct
5 Correct 106 ms 808 KB Output is correct
6 Correct 98 ms 348 KB Output is correct
7 Correct 109 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 96 ms 564 KB Output is correct
13 Correct 98 ms 560 KB Output is correct
14 Correct 97 ms 556 KB Output is correct
15 Correct 102 ms 556 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 111 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 121 ms 556 KB Output is correct
21 Correct 118 ms 592 KB Output is correct
22 Correct 107 ms 556 KB Output is correct
23 Correct 107 ms 348 KB Output is correct
24 Correct 109 ms 348 KB Output is correct
25 Correct 103 ms 348 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 432 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 440 KB Output is correct
37 Correct 1 ms 604 KB Output is correct
38 Correct 1 ms 344 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 1 ms 344 KB Output is correct
44 Correct 1 ms 344 KB Output is correct
45 Correct 14 ms 448 KB Output is correct
46 Correct 1 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 14 ms 344 KB Output is correct
49 Correct 16 ms 500 KB Output is correct
50 Correct 15 ms 504 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 1 ms 348 KB Output is correct
53 Correct 17 ms 504 KB Output is correct
54 Correct 1 ms 348 KB Output is correct
55 Correct 15 ms 348 KB Output is correct
56 Correct 14 ms 500 KB Output is correct
57 Correct 0 ms 348 KB Output is correct
58 Correct 1 ms 440 KB Output is correct
59 Correct 0 ms 348 KB Output is correct
60 Correct 18 ms 496 KB Output is correct
61 Correct 14 ms 504 KB Output is correct
62 Correct 0 ms 348 KB Output is correct
63 Correct 68 ms 544 KB Output is correct
64 Correct 65 ms 604 KB Output is correct
65 Correct 108 ms 556 KB Output is correct
66 Correct 81 ms 344 KB Output is correct
67 Correct 104 ms 556 KB Output is correct
68 Correct 101 ms 560 KB Output is correct
69 Correct 110 ms 556 KB Output is correct
70 Correct 0 ms 348 KB Output is correct
71 Correct 0 ms 440 KB Output is correct
72 Correct 96 ms 428 KB Output is correct
73 Correct 97 ms 344 KB Output is correct
74 Correct 101 ms 556 KB Output is correct
75 Correct 108 ms 344 KB Output is correct
76 Correct 1 ms 344 KB Output is correct
77 Correct 0 ms 348 KB Output is correct
78 Correct 113 ms 348 KB Output is correct
79 Correct 106 ms 556 KB Output is correct
80 Correct 121 ms 348 KB Output is correct
81 Correct 107 ms 564 KB Output is correct
82 Correct 108 ms 348 KB Output is correct
83 Correct 103 ms 348 KB Output is correct
84 Correct 1 ms 344 KB Output is correct
85 Correct 13 ms 504 KB Output is correct
86 Correct 90 ms 556 KB Output is correct
87 Correct 0 ms 348 KB Output is correct
88 Correct 1 ms 436 KB Output is correct
89 Correct 14 ms 348 KB Output is correct
90 Correct 14 ms 504 KB Output is correct
91 Correct 14 ms 348 KB Output is correct
92 Correct 100 ms 348 KB Output is correct
93 Correct 105 ms 856 KB Output is correct
94 Correct 101 ms 556 KB Output is correct
95 Correct 0 ms 348 KB Output is correct
96 Correct 0 ms 348 KB Output is correct
97 Correct 93 ms 600 KB Output is correct
98 Correct 14 ms 348 KB Output is correct
99 Correct 94 ms 560 KB Output is correct
100 Correct 1 ms 348 KB Output is correct
101 Correct 15 ms 504 KB Output is correct
102 Correct 14 ms 348 KB Output is correct
103 Correct 89 ms 560 KB Output is correct
104 Correct 1 ms 348 KB Output is correct
105 Correct 0 ms 348 KB Output is correct
106 Correct 0 ms 348 KB Output is correct
107 Correct 14 ms 452 KB Output is correct
108 Correct 14 ms 504 KB Output is correct
109 Correct 102 ms 348 KB Output is correct
110 Correct 100 ms 556 KB Output is correct
111 Correct 0 ms 348 KB Output is correct