oj.uz

Submission #562744

# Submission time Handle Problem Language Result Execution time Memory
562744 2022-05-15T07:15:39 Z four_specks Cave (IOI13_cave) C++17
100 / 100
 498 ms 460 KB 
#include "cave.h"

#include <bits/stdc++.h>

using namespace std;

namespace
{
} // namespace

void exploreCave(int N)
{
    vector<int> s(N);
    vector<int> d(N);

    vector<int> guess(N, 0);

    vector<bool> done(N, 0);

    auto toggle = [&](int l, int r) -> void
    {
        for (int i = l; i < r; i++)
        {
            if (!done[i])
                guess[i] ^= 1;
        }
    };

    for (int i = 0; i < N; i++)
    {
        int lo = 1, hi = N;

        bool last = (tryCombination(guess.data()) + N + 1) % (N + 1) > i;
        while (lo < hi)
        {
            int mid = (lo + hi) / 2;
            toggle(0, mid);
            if (last != (tryCombination(guess.data()) + N + 1) % (N + 1) > i)
            {
                last = !last;
                hi = mid;
            }
            else
                lo = mid + 1;
        }

        s[lo - 1] = guess[lo - 1] ^ !last;
        d[lo - 1] = i;
        done[lo - 1] = 1;
        guess[lo - 1] = s[lo - 1];
    }

    answer(s.data(), d.data());
}

Compilation message

cave.cpp: In function 'void exploreCave(int)':
cave.cpp:38:74: warning: suggest parentheses around comparison in operand of '!=' [-Wparentheses]
   38 |             if (last != (tryCombination(guess.data()) + N + 1) % (N + 1) > i)
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 209 ms 412 KB Output is correct
2 Correct 261 ms 320 KB Output is correct
3 Correct 319 ms 432 KB Output is correct
4 Correct 264 ms 412 KB Output is correct
5 Correct 367 ms 436 KB Output is correct
6 Correct 388 ms 448 KB Output is correct
7 Correct 350 ms 432 KB Output is correct
8 Correct 1 ms 300 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 364 ms 444 KB Output is correct
13 Correct 324 ms 432 KB Output is correct
14 Correct 334 ms 440 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 359 ms 440 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 316 ms 436 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 410 ms 432 KB Output is correct
7 Correct 391 ms 432 KB Output is correct
8 Correct 461 ms 432 KB Output is correct
9 Correct 452 ms 428 KB Output is correct
10 Correct 483 ms 460 KB Output is correct
11 Correct 383 ms 428 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 304 KB Output is correct
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 304 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 308 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 304 KB Output is correct
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 304 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 308 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 224 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 2 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 59 ms 368 KB Output is correct
21 Correct 1 ms 304 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 58 ms 352 KB Output is correct
24 Correct 61 ms 340 KB Output is correct
25 Correct 60 ms 348 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 60 ms 340 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 63 ms 356 KB Output is correct
31 Correct 59 ms 352 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 64 ms 352 KB Output is correct
36 Correct 70 ms 352 KB Output is correct
37 Correct 1 ms 212 KB Output is correct

Subtask #5
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 209 ms 412 KB Output is correct
2 Correct 261 ms 320 KB Output is correct
3 Correct 319 ms 432 KB Output is correct
4 Correct 264 ms 412 KB Output is correct
5 Correct 367 ms 436 KB Output is correct
6 Correct 388 ms 448 KB Output is correct
7 Correct 350 ms 432 KB Output is correct
8 Correct 1 ms 300 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 364 ms 444 KB Output is correct
13 Correct 324 ms 432 KB Output is correct
14 Correct 334 ms 440 KB Output is correct
15 Correct 359 ms 440 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 316 ms 436 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 410 ms 432 KB Output is correct
21 Correct 391 ms 432 KB Output is correct
22 Correct 461 ms 432 KB Output is correct
23 Correct 452 ms 428 KB Output is correct
24 Correct 483 ms 460 KB Output is correct
25 Correct 383 ms 428 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 304 KB Output is correct
28 Correct 1 ms 304 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 304 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 308 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 1 ms 224 KB Output is correct
41 Correct 1 ms 212 KB Output is correct
42 Correct 2 ms 212 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 59 ms 368 KB Output is correct
46 Correct 1 ms 304 KB Output is correct
47 Correct 0 ms 212 KB Output is correct
48 Correct 58 ms 352 KB Output is correct
49 Correct 61 ms 340 KB Output is correct
50 Correct 60 ms 348 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 1 ms 212 KB Output is correct
53 Correct 60 ms 340 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 63 ms 356 KB Output is correct
56 Correct 59 ms 352 KB Output is correct
57 Correct 1 ms 212 KB Output is correct
58 Correct 1 ms 212 KB Output is correct
59 Correct 1 ms 212 KB Output is correct
60 Correct 64 ms 352 KB Output is correct
61 Correct 70 ms 352 KB Output is correct
62 Correct 1 ms 212 KB Output is correct
63 Correct 217 ms 408 KB Output is correct
64 Correct 252 ms 412 KB Output is correct
65 Correct 361 ms 436 KB Output is correct
66 Correct 281 ms 412 KB Output is correct
67 Correct 301 ms 432 KB Output is correct
68 Correct 343 ms 428 KB Output is correct
69 Correct 330 ms 432 KB Output is correct
70 Correct 1 ms 212 KB Output is correct
71 Correct 1 ms 304 KB Output is correct
72 Correct 354 ms 340 KB Output is correct
73 Correct 348 ms 432 KB Output is correct
74 Correct 444 ms 440 KB Output is correct
75 Correct 301 ms 448 KB Output is correct
76 Correct 1 ms 212 KB Output is correct
77 Correct 1 ms 212 KB Output is correct
78 Correct 366 ms 432 KB Output is correct
79 Correct 375 ms 432 KB Output is correct
80 Correct 450 ms 340 KB Output is correct
81 Correct 439 ms 432 KB Output is correct
82 Correct 498 ms 428 KB Output is correct
83 Correct 401 ms 340 KB Output is correct
84 Correct 1 ms 212 KB Output is correct
85 Correct 55 ms 356 KB Output is correct
86 Correct 388 ms 432 KB Output is correct
87 Correct 1 ms 212 KB Output is correct
88 Correct 1 ms 300 KB Output is correct
89 Correct 63 ms 348 KB Output is correct
90 Correct 62 ms 348 KB Output is correct
91 Correct 65 ms 352 KB Output is correct
92 Correct 465 ms 432 KB Output is correct
93 Correct 447 ms 436 KB Output is correct
94 Correct 459 ms 432 KB Output is correct
95 Correct 1 ms 212 KB Output is correct
96 Correct 1 ms 212 KB Output is correct
97 Correct 287 ms 428 KB Output is correct
98 Correct 65 ms 352 KB Output is correct
99 Correct 435 ms 440 KB Output is correct
100 Correct 1 ms 300 KB Output is correct
101 Correct 54 ms 320 KB Output is correct
102 Correct 61 ms 352 KB Output is correct
103 Correct 399 ms 368 KB Output is correct
104 Correct 1 ms 304 KB Output is correct
105 Correct 1 ms 212 KB Output is correct
106 Correct 1 ms 212 KB Output is correct
107 Correct 56 ms 340 KB Output is correct
108 Correct 55 ms 340 KB Output is correct
109 Correct 462 ms 428 KB Output is correct
110 Correct 441 ms 460 KB Output is correct
111 Correct 1 ms 212 KB Output is correct