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Submission #699957

# Submission time Handle Problem Language Result Execution time Memory
699957 2023-02-18T11:54:24 Z elkernos Cave (IOI13_cave) C++17
100 / 100
 1427 ms 680 KB 
#include "cave.h"
#include "bits/stdc++.h"

using namespace std;

const int nax = 5010;
int already[nax], query[nax], which[nax], is_already[nax];

void exploreCave(int N)
{
    auto get_col = [&](int i) {
        fill(query, query + N, 0);
        for (int i = 0; i < N; i++)
            if (is_already[i]) query[i] = already[i];
        int ans = tryCombination(query);
        return !(ans == -1 || ans > i);
    };
    function<void(int, int, int, int)> rek = [&](int where, int l, int r, int col) {
        if (l == r) {
            is_already[l] = 1;
            already[l] = col;
            which[l] = where;
            return;
        }
        fill(query, query + N, 0);
        int m = (l + r) / 2;
        for (int i = 0; i < N; i++) {
            if (l <= i && i <= m) query[i] = col;
            else query[i] = col ^ 1;
        }
        for (int i = 0; i < N; i++)
            if (is_already[i]) query[i] = already[i];
        int ans = tryCombination(query);
        if (ans == -1 || ans > where) rek(where, l, m, col);
        else rek(where, m + 1, r, col);
    };
    for (int i = 0; i < N; i++) {
        rek(i, 0, N - 1, get_col(i));
    }
    answer(already, which);
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 508 ms 612 KB Output is correct
2 Correct 501 ms 440 KB Output is correct
3 Correct 767 ms 452 KB Output is correct
4 Correct 529 ms 540 KB Output is correct
5 Correct 794 ms 680 KB Output is correct
6 Correct 774 ms 456 KB Output is correct
7 Correct 784 ms 536 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 762 ms 552 KB Output is correct
13 Correct 773 ms 564 KB Output is correct
14 Correct 758 ms 568 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 769 ms 668 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 816 ms 432 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 300 KB Output is correct
6 Correct 765 ms 556 KB Output is correct
7 Correct 765 ms 560 KB Output is correct
8 Correct 1213 ms 468 KB Output is correct
9 Correct 1232 ms 468 KB Output is correct
10 Correct 1203 ms 448 KB Output is correct
11 Correct 762 ms 560 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 308 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 308 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 312 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 304 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 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 308 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 308 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 312 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 304 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 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 340 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 304 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 117 ms 372 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 160 ms 376 KB Output is correct
24 Correct 155 ms 376 KB Output is correct
25 Correct 162 ms 376 KB Output is correct
26 Correct 1 ms 308 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 114 ms 376 KB Output is correct
29 Correct 1 ms 304 KB Output is correct
30 Correct 111 ms 492 KB Output is correct
31 Correct 113 ms 376 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 157 ms 384 KB Output is correct
36 Correct 161 ms 372 KB Output is correct
37 Correct 0 ms 212 KB Output is correct

Subtask #5
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 508 ms 612 KB Output is correct
2 Correct 501 ms 440 KB Output is correct
3 Correct 767 ms 452 KB Output is correct
4 Correct 529 ms 540 KB Output is correct
5 Correct 794 ms 680 KB Output is correct
6 Correct 774 ms 456 KB Output is correct
7 Correct 784 ms 536 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 762 ms 552 KB Output is correct
13 Correct 773 ms 564 KB Output is correct
14 Correct 758 ms 568 KB Output is correct
15 Correct 769 ms 668 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 816 ms 432 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 300 KB Output is correct
20 Correct 765 ms 556 KB Output is correct
21 Correct 765 ms 560 KB Output is correct
22 Correct 1213 ms 468 KB Output is correct
23 Correct 1232 ms 468 KB Output is correct
24 Correct 1203 ms 448 KB Output is correct
25 Correct 762 ms 560 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 308 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 308 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 312 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 304 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 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 340 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 0 ms 304 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 117 ms 372 KB Output is correct
46 Correct 1 ms 212 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 160 ms 376 KB Output is correct
49 Correct 155 ms 376 KB Output is correct
50 Correct 162 ms 376 KB Output is correct
51 Correct 1 ms 308 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 114 ms 376 KB Output is correct
54 Correct 1 ms 304 KB Output is correct
55 Correct 111 ms 492 KB Output is correct
56 Correct 113 ms 376 KB Output is correct
57 Correct 1 ms 212 KB Output is correct
58 Correct 1 ms 340 KB Output is correct
59 Correct 1 ms 340 KB Output is correct
60 Correct 157 ms 384 KB Output is correct
61 Correct 161 ms 372 KB Output is correct
62 Correct 0 ms 212 KB Output is correct
63 Correct 522 ms 564 KB Output is correct
64 Correct 517 ms 412 KB Output is correct
65 Correct 800 ms 460 KB Output is correct
66 Correct 531 ms 440 KB Output is correct
67 Correct 803 ms 452 KB Output is correct
68 Correct 848 ms 548 KB Output is correct
69 Correct 893 ms 448 KB Output is correct
70 Correct 0 ms 304 KB Output is correct
71 Correct 0 ms 212 KB Output is correct
72 Correct 899 ms 452 KB Output is correct
73 Correct 848 ms 436 KB Output is correct
74 Correct 855 ms 544 KB Output is correct
75 Correct 825 ms 556 KB Output is correct
76 Correct 0 ms 212 KB Output is correct
77 Correct 0 ms 212 KB Output is correct
78 Correct 759 ms 584 KB Output is correct
79 Correct 775 ms 452 KB Output is correct
80 Correct 1230 ms 468 KB Output is correct
81 Correct 1208 ms 448 KB Output is correct
82 Correct 1236 ms 468 KB Output is correct
83 Correct 797 ms 404 KB Output is correct
84 Correct 1 ms 216 KB Output is correct
85 Correct 110 ms 376 KB Output is correct
86 Correct 828 ms 404 KB Output is correct
87 Correct 1 ms 212 KB Output is correct
88 Correct 1 ms 340 KB Output is correct
89 Correct 162 ms 376 KB Output is correct
90 Correct 161 ms 340 KB Output is correct
91 Correct 176 ms 372 KB Output is correct
92 Correct 1272 ms 452 KB Output is correct
93 Correct 1344 ms 448 KB Output is correct
94 Correct 1427 ms 468 KB Output is correct
95 Correct 1 ms 340 KB Output is correct
96 Correct 1 ms 312 KB Output is correct
97 Correct 913 ms 448 KB Output is correct
98 Correct 127 ms 376 KB Output is correct
99 Correct 861 ms 448 KB Output is correct
100 Correct 1 ms 304 KB Output is correct
101 Correct 122 ms 368 KB Output is correct
102 Correct 140 ms 368 KB Output is correct
103 Correct 844 ms 532 KB Output is correct
104 Correct 1 ms 340 KB Output is correct
105 Correct 1 ms 340 KB Output is correct
106 Correct 1 ms 340 KB Output is correct
107 Correct 173 ms 376 KB Output is correct
108 Correct 174 ms 380 KB Output is correct
109 Correct 1321 ms 448 KB Output is correct
110 Correct 1278 ms 448 KB Output is correct
111 Correct 1 ms 212 KB Output is correct