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Submission #964749

# Submission time Handle Problem Language Result Execution time Memory
964749 2024-04-17T13:27:22 Z vjudge1 Cave (IOI13_cave) C
100 / 100
 699 ms 808 KB 
#include "cave.h"

#define NN 5005

void exploreCave(int n) {
    static int s2d[NN], isknown[NN], correct[NN];
    for (int i = 0; i < n; ++i)
        isknown[i] = 0;

    for (int i = 0; i < n; ++i)
    {
        static int s[NN];

        for (int j = 0; j < n; ++j)
        {
            s[j] = 0;
            if (isknown[j])
                s[j] = correct[j];
        }

        int first, correct_;

        first = tryCombination(s);
        if (first == -1 || first > i)
            correct_ = 0;
        else 
            correct_ = 1;

        int lower = -1, upper = n;
        while (upper - lower > 1)
        {
            int mid = lower+(upper-lower)/2;
            for (int j = 0; j < n; ++j)
            {
                if (isknown[j])
                    continue;
                if (j <= mid)
                    s[j] = correct_;
                else
                    s[j] = correct_^1;
            }

            int first = tryCombination(s);
            if (first == -1 || first > i)
                upper = mid;
            else
                lower = mid;
        }

        int sw = upper;

        s2d[sw] = i;
        isknown[sw] = 1;
        //known[ko++] = sw;
        correct[sw] = correct_;
    }


    answer(correct, s2d);
    /* ... */
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 272 ms 540 KB Output is correct
2 Correct 325 ms 544 KB Output is correct
3 Correct 494 ms 560 KB Output is correct
4 Correct 315 ms 556 KB Output is correct
5 Correct 441 ms 548 KB Output is correct
6 Correct 416 ms 560 KB Output is correct
7 Correct 441 ms 564 KB Output is correct
8 Correct 1 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 412 ms 556 KB Output is correct
13 Correct 429 ms 548 KB Output is correct
14 Correct 452 ms 804 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 517 ms 556 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 442 ms 556 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 504 KB Output is correct
6 Correct 429 ms 592 KB Output is correct
7 Correct 442 ms 344 KB Output is correct
8 Correct 656 ms 560 KB Output is correct
9 Correct 625 ms 568 KB Output is correct
10 Correct 669 ms 568 KB Output is correct
11 Correct 484 ms 808 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 420 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 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 500 KB Output is correct
12 Correct 1 ms 600 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 420 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 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 500 KB Output is correct
12 Correct 1 ms 600 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 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 65 ms 500 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 88 ms 348 KB Output is correct
24 Correct 77 ms 348 KB Output is correct
25 Correct 89 ms 768 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 59 ms 488 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 55 ms 504 KB Output is correct
31 Correct 55 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 80 ms 348 KB Output is correct
36 Correct 105 ms 492 KB Output is correct
37 Correct 1 ms 420 KB Output is correct

Subtask #5
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 272 ms 540 KB Output is correct
2 Correct 325 ms 544 KB Output is correct
3 Correct 494 ms 560 KB Output is correct
4 Correct 315 ms 556 KB Output is correct
5 Correct 441 ms 548 KB Output is correct
6 Correct 416 ms 560 KB Output is correct
7 Correct 441 ms 564 KB Output is correct
8 Correct 1 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 412 ms 556 KB Output is correct
13 Correct 429 ms 548 KB Output is correct
14 Correct 452 ms 804 KB Output is correct
15 Correct 517 ms 556 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 442 ms 556 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 504 KB Output is correct
20 Correct 429 ms 592 KB Output is correct
21 Correct 442 ms 344 KB Output is correct
22 Correct 656 ms 560 KB Output is correct
23 Correct 625 ms 568 KB Output is correct
24 Correct 669 ms 568 KB Output is correct
25 Correct 484 ms 808 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 420 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 1 ms 344 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 348 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 500 KB Output is correct
37 Correct 1 ms 600 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 65 ms 500 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 1 ms 348 KB Output is correct
48 Correct 88 ms 348 KB Output is correct
49 Correct 77 ms 348 KB Output is correct
50 Correct 89 ms 768 KB Output is correct
51 Correct 1 ms 344 KB Output is correct
52 Correct 1 ms 344 KB Output is correct
53 Correct 59 ms 488 KB Output is correct
54 Correct 1 ms 348 KB Output is correct
55 Correct 55 ms 504 KB Output is correct
56 Correct 55 ms 348 KB Output is correct
57 Correct 1 ms 348 KB Output is correct
58 Correct 0 ms 348 KB Output is correct
59 Correct 0 ms 348 KB Output is correct
60 Correct 80 ms 348 KB Output is correct
61 Correct 105 ms 492 KB Output is correct
62 Correct 1 ms 420 KB Output is correct
63 Correct 260 ms 548 KB Output is correct
64 Correct 265 ms 808 KB Output is correct
65 Correct 418 ms 348 KB Output is correct
66 Correct 292 ms 804 KB Output is correct
67 Correct 456 ms 344 KB Output is correct
68 Correct 414 ms 800 KB Output is correct
69 Correct 457 ms 600 KB Output is correct
70 Correct 0 ms 348 KB Output is correct
71 Correct 0 ms 348 KB Output is correct
72 Correct 391 ms 568 KB Output is correct
73 Correct 451 ms 568 KB Output is correct
74 Correct 389 ms 504 KB Output is correct
75 Correct 479 ms 568 KB Output is correct
76 Correct 0 ms 348 KB Output is correct
77 Correct 0 ms 348 KB Output is correct
78 Correct 477 ms 800 KB Output is correct
79 Correct 530 ms 560 KB Output is correct
80 Correct 691 ms 560 KB Output is correct
81 Correct 649 ms 564 KB Output is correct
82 Correct 658 ms 604 KB Output is correct
83 Correct 498 ms 532 KB Output is correct
84 Correct 1 ms 604 KB Output is correct
85 Correct 79 ms 492 KB Output is correct
86 Correct 445 ms 348 KB Output is correct
87 Correct 1 ms 344 KB Output is correct
88 Correct 1 ms 348 KB Output is correct
89 Correct 93 ms 492 KB Output is correct
90 Correct 106 ms 492 KB Output is correct
91 Correct 87 ms 488 KB Output is correct
92 Correct 678 ms 760 KB Output is correct
93 Correct 697 ms 564 KB Output is correct
94 Correct 665 ms 564 KB Output is correct
95 Correct 1 ms 348 KB Output is correct
96 Correct 1 ms 344 KB Output is correct
97 Correct 428 ms 560 KB Output is correct
98 Correct 81 ms 492 KB Output is correct
99 Correct 385 ms 604 KB Output is correct
100 Correct 1 ms 344 KB Output is correct
101 Correct 87 ms 504 KB Output is correct
102 Correct 85 ms 492 KB Output is correct
103 Correct 405 ms 600 KB Output is correct
104 Correct 1 ms 348 KB Output is correct
105 Correct 1 ms 424 KB Output is correct
106 Correct 1 ms 348 KB Output is correct
107 Correct 87 ms 496 KB Output is correct
108 Correct 84 ms 496 KB Output is correct
109 Correct 699 ms 560 KB Output is correct
110 Correct 658 ms 564 KB Output is correct
111 Correct 1 ms 344 KB Output is correct