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Submission #598889

# Submission time Handle Problem Language Result Execution time Memory
598889 2022-07-19T07:15:39 Z pakhomovee Cave (IOI13_cave) C++17
100 / 100
 790 ms 460 KB 
#include "cave.h"
#include <algorithm>

using namespace std;

void exploreCave(int N) {
    int right[N];
    fill(right, right + N, 0);
    int match[N];
    for (int i = 0; i < N; ++i) {
        int S[N];
        int l = -1, r = N - 1;
        fill(S, S + N, 0);
        for (int j = 0; j < i; ++j) {
            S[match[j]] = right[match[j]];
        }
        int my = 0;
        if (tryCombination(S) == i) {
            my = 1;
        }
        while (l + 1 < r) {
            int m = (l + r) / 2;
            fill(S, S + N, my ^ 1);
            for (int j = 0; j <= m; ++j) {
                S[j] ^= 1;
            }
            for (int j = 0; j < i; ++j) {
                S[match[j]] = right[match[j]];
            }
            if (tryCombination(S) == i) {
                l = m;
            } else {
                r = m;
            }
        }
        match[i] = r;
        right[r] = my;
    }
    int revmatch[N];
    for (int i = 0; i < N; ++i) {
        revmatch[match[i]] = i;
    }
    answer(right, revmatch);
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 468 ms 364 KB Output is correct
2 Correct 447 ms 392 KB Output is correct
3 Correct 694 ms 408 KB Output is correct
4 Correct 481 ms 392 KB Output is correct
5 Correct 735 ms 412 KB Output is correct
6 Correct 731 ms 424 KB Output is correct
7 Correct 721 ms 408 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 288 KB Output is correct
10 Correct 0 ms 288 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 722 ms 412 KB Output is correct
13 Correct 718 ms 408 KB Output is correct
14 Correct 750 ms 412 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 742 ms 372 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 756 ms 372 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 743 ms 376 KB Output is correct
7 Correct 775 ms 372 KB Output is correct
8 Correct 784 ms 376 KB Output is correct
9 Correct 790 ms 372 KB Output is correct
10 Correct 776 ms 376 KB Output is correct
11 Correct 761 ms 376 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 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 288 KB Output is correct
13 Correct 1 ms 296 KB Output is correct
14 Correct 0 ms 212 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 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 288 KB Output is correct
13 Correct 1 ms 296 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 292 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 96 ms 340 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 104 ms 340 KB Output is correct
24 Correct 108 ms 340 KB Output is correct
25 Correct 104 ms 304 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 111 ms 332 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 104 ms 308 KB Output is correct
31 Correct 104 ms 340 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 0 ms 292 KB Output is correct
35 Correct 98 ms 340 KB Output is correct
36 Correct 104 ms 300 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 468 ms 364 KB Output is correct
2 Correct 447 ms 392 KB Output is correct
3 Correct 694 ms 408 KB Output is correct
4 Correct 481 ms 392 KB Output is correct
5 Correct 735 ms 412 KB Output is correct
6 Correct 731 ms 424 KB Output is correct
7 Correct 721 ms 408 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 288 KB Output is correct
10 Correct 0 ms 288 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 722 ms 412 KB Output is correct
13 Correct 718 ms 408 KB Output is correct
14 Correct 750 ms 412 KB Output is correct
15 Correct 742 ms 372 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 756 ms 372 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 743 ms 376 KB Output is correct
21 Correct 775 ms 372 KB Output is correct
22 Correct 784 ms 376 KB Output is correct
23 Correct 790 ms 372 KB Output is correct
24 Correct 776 ms 376 KB Output is correct
25 Correct 761 ms 376 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 212 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 1 ms 212 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 1 ms 288 KB Output is correct
38 Correct 1 ms 296 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 0 ms 212 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 1 ms 292 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 96 ms 340 KB Output is correct
46 Correct 1 ms 212 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 104 ms 340 KB Output is correct
49 Correct 108 ms 340 KB Output is correct
50 Correct 104 ms 304 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 1 ms 212 KB Output is correct
53 Correct 111 ms 332 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 104 ms 308 KB Output is correct
56 Correct 104 ms 340 KB Output is correct
57 Correct 1 ms 212 KB Output is correct
58 Correct 1 ms 212 KB Output is correct
59 Correct 0 ms 292 KB Output is correct
60 Correct 98 ms 340 KB Output is correct
61 Correct 104 ms 300 KB Output is correct
62 Correct 1 ms 212 KB Output is correct
63 Correct 477 ms 304 KB Output is correct
64 Correct 459 ms 392 KB Output is correct
65 Correct 706 ms 404 KB Output is correct
66 Correct 479 ms 396 KB Output is correct
67 Correct 716 ms 412 KB Output is correct
68 Correct 709 ms 412 KB Output is correct
69 Correct 721 ms 408 KB Output is correct
70 Correct 0 ms 212 KB Output is correct
71 Correct 1 ms 212 KB Output is correct
72 Correct 715 ms 408 KB Output is correct
73 Correct 703 ms 460 KB Output is correct
74 Correct 698 ms 412 KB Output is correct
75 Correct 727 ms 408 KB Output is correct
76 Correct 0 ms 212 KB Output is correct
77 Correct 0 ms 212 KB Output is correct
78 Correct 720 ms 408 KB Output is correct
79 Correct 756 ms 408 KB Output is correct
80 Correct 759 ms 408 KB Output is correct
81 Correct 762 ms 420 KB Output is correct
82 Correct 773 ms 408 KB Output is correct
83 Correct 757 ms 460 KB Output is correct
84 Correct 1 ms 212 KB Output is correct
85 Correct 103 ms 336 KB Output is correct
86 Correct 713 ms 408 KB Output is correct
87 Correct 1 ms 212 KB Output is correct
88 Correct 1 ms 212 KB Output is correct
89 Correct 103 ms 340 KB Output is correct
90 Correct 105 ms 340 KB Output is correct
91 Correct 103 ms 336 KB Output is correct
92 Correct 764 ms 408 KB Output is correct
93 Correct 782 ms 412 KB Output is correct
94 Correct 772 ms 412 KB Output is correct
95 Correct 1 ms 292 KB Output is correct
96 Correct 1 ms 212 KB Output is correct
97 Correct 728 ms 412 KB Output is correct
98 Correct 105 ms 340 KB Output is correct
99 Correct 742 ms 412 KB Output is correct
100 Correct 1 ms 288 KB Output is correct
101 Correct 110 ms 332 KB Output is correct
102 Correct 110 ms 336 KB Output is correct
103 Correct 713 ms 408 KB Output is correct
104 Correct 1 ms 212 KB Output is correct
105 Correct 1 ms 212 KB Output is correct
106 Correct 1 ms 212 KB Output is correct
107 Correct 105 ms 340 KB Output is correct
108 Correct 108 ms 340 KB Output is correct
109 Correct 757 ms 408 KB Output is correct
110 Correct 788 ms 412 KB Output is correct
111 Correct 0 ms 212 KB Output is correct