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Submission #56385

# Submission time Handle Problem Language Result Execution time Memory
56385 2018-07-11T08:08:59 Z aquablitz11 Cave (IOI13_cave) C++14
100 / 100
 402 ms 640 KB 
#include <bits/stdc++.h>
#include "cave.h"
using namespace std;

const int N = 5010;

int n, S[N], P[N], Q[N];

int test()
{
    int x = tryCombination(Q);
    if (x == -1) x = n;
    return x;
}

void recur(int l, int r, int d, bool ori) // close = 1, open = 0
{
    if (l == r) {
        P[l] = d;
        S[l] = ori ? 1 : 0;
    } else {
        int m = (l+r)/2;
        for (int i = l; i <= m; ++i) {
            if (S[i] == -1)
                Q[i] = 1;
        }
        for (int i = m+1; i <= r; ++i) {
            if (S[i] == -1)
                Q[i] = 0;
        }
        bool ret = test() <= d;
        if (ori == ret) recur(m+1, r, d, ori);
        else recur(l, m, d, ori);
    }
}

void find_ans(int d)
{
    for (int i = 0; i < n; ++i) {
        Q[i] = max(0, S[i]);
    }
    bool ret = test() <= d;
    recur(0, n-1, d, ret);
}

void exploreCave(int n)
{
    ::n = n;
    for (int i = 0; i < n; ++i)
        P[i] = S[i] = -1;
    for (int i = 0; i < n; ++i)
        find_ans(i);
    answer(S, P);
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 186 ms 640 KB Output is correct
2 Correct 142 ms 528 KB Output is correct
3 Correct 252 ms 452 KB Output is correct
4 Correct 152 ms 508 KB Output is correct
5 Correct 316 ms 640 KB Output is correct
6 Correct 253 ms 588 KB Output is correct
7 Correct 305 ms 512 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 512 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 512 KB Output is correct
12 Correct 228 ms 640 KB Output is correct
13 Correct 247 ms 512 KB Output is correct
14 Correct 305 ms 508 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 393 ms 512 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 252 ms 512 KB Output is correct
4 Correct 6 ms 384 KB Output is correct
5 Correct 5 ms 512 KB Output is correct
6 Correct 402 ms 640 KB Output is correct
7 Correct 245 ms 512 KB Output is correct
8 Correct 355 ms 640 KB Output is correct
9 Correct 336 ms 512 KB Output is correct
10 Correct 379 ms 512 KB Output is correct
11 Correct 221 ms 640 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 404 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 6 ms 384 KB Output is correct
4 Correct 6 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 6 ms 512 KB Output is correct
11 Correct 5 ms 512 KB Output is correct
12 Correct 5 ms 512 KB Output is correct
13 Correct 6 ms 384 KB Output is correct
14 Correct 6 ms 384 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 404 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 6 ms 384 KB Output is correct
4 Correct 6 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 6 ms 512 KB Output is correct
11 Correct 5 ms 512 KB Output is correct
12 Correct 5 ms 512 KB Output is correct
13 Correct 6 ms 384 KB Output is correct
14 Correct 6 ms 384 KB Output is correct
15 Correct 5 ms 460 KB Output is correct
16 Correct 5 ms 512 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 328 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 56 ms 512 KB Output is correct
21 Correct 6 ms 512 KB Output is correct
22 Correct 6 ms 384 KB Output is correct
23 Correct 48 ms 468 KB Output is correct
24 Correct 56 ms 384 KB Output is correct
25 Correct 51 ms 384 KB Output is correct
26 Correct 5 ms 384 KB Output is correct
27 Correct 5 ms 384 KB Output is correct
28 Correct 47 ms 580 KB Output is correct
29 Correct 5 ms 512 KB Output is correct
30 Correct 40 ms 460 KB Output is correct
31 Correct 48 ms 384 KB Output is correct
32 Correct 6 ms 384 KB Output is correct
33 Correct 5 ms 332 KB Output is correct
34 Correct 5 ms 384 KB Output is correct
35 Correct 82 ms 508 KB Output is correct
36 Correct 45 ms 384 KB Output is correct
37 Correct 6 ms 384 KB Output is correct

Subtask #5
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 186 ms 640 KB Output is correct
2 Correct 142 ms 528 KB Output is correct
3 Correct 252 ms 452 KB Output is correct
4 Correct 152 ms 508 KB Output is correct
5 Correct 316 ms 640 KB Output is correct
6 Correct 253 ms 588 KB Output is correct
7 Correct 305 ms 512 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 512 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 512 KB Output is correct
12 Correct 228 ms 640 KB Output is correct
13 Correct 247 ms 512 KB Output is correct
14 Correct 305 ms 508 KB Output is correct
15 Correct 393 ms 512 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 252 ms 512 KB Output is correct
18 Correct 6 ms 384 KB Output is correct
19 Correct 5 ms 512 KB Output is correct
20 Correct 402 ms 640 KB Output is correct
21 Correct 245 ms 512 KB Output is correct
22 Correct 355 ms 640 KB Output is correct
23 Correct 336 ms 512 KB Output is correct
24 Correct 379 ms 512 KB Output is correct
25 Correct 221 ms 640 KB Output is correct
26 Correct 5 ms 404 KB Output is correct
27 Correct 5 ms 384 KB Output is correct
28 Correct 6 ms 384 KB Output is correct
29 Correct 6 ms 384 KB Output is correct
30 Correct 5 ms 384 KB Output is correct
31 Correct 5 ms 384 KB Output is correct
32 Correct 5 ms 384 KB Output is correct
33 Correct 5 ms 384 KB Output is correct
34 Correct 5 ms 384 KB Output is correct
35 Correct 6 ms 512 KB Output is correct
36 Correct 5 ms 512 KB Output is correct
37 Correct 5 ms 512 KB Output is correct
38 Correct 6 ms 384 KB Output is correct
39 Correct 6 ms 384 KB Output is correct
40 Correct 5 ms 460 KB Output is correct
41 Correct 5 ms 512 KB Output is correct
42 Correct 5 ms 384 KB Output is correct
43 Correct 5 ms 328 KB Output is correct
44 Correct 5 ms 384 KB Output is correct
45 Correct 56 ms 512 KB Output is correct
46 Correct 6 ms 512 KB Output is correct
47 Correct 6 ms 384 KB Output is correct
48 Correct 48 ms 468 KB Output is correct
49 Correct 56 ms 384 KB Output is correct
50 Correct 51 ms 384 KB Output is correct
51 Correct 5 ms 384 KB Output is correct
52 Correct 5 ms 384 KB Output is correct
53 Correct 47 ms 580 KB Output is correct
54 Correct 5 ms 512 KB Output is correct
55 Correct 40 ms 460 KB Output is correct
56 Correct 48 ms 384 KB Output is correct
57 Correct 6 ms 384 KB Output is correct
58 Correct 5 ms 332 KB Output is correct
59 Correct 5 ms 384 KB Output is correct
60 Correct 82 ms 508 KB Output is correct
61 Correct 45 ms 384 KB Output is correct
62 Correct 6 ms 384 KB Output is correct
63 Correct 199 ms 580 KB Output is correct
64 Correct 163 ms 508 KB Output is correct
65 Correct 217 ms 512 KB Output is correct
66 Correct 174 ms 528 KB Output is correct
67 Correct 324 ms 528 KB Output is correct
68 Correct 218 ms 512 KB Output is correct
69 Correct 363 ms 512 KB Output is correct
70 Correct 5 ms 384 KB Output is correct
71 Correct 5 ms 512 KB Output is correct
72 Correct 279 ms 512 KB Output is correct
73 Correct 263 ms 640 KB Output is correct
74 Correct 219 ms 532 KB Output is correct
75 Correct 295 ms 524 KB Output is correct
76 Correct 6 ms 384 KB Output is correct
77 Correct 5 ms 396 KB Output is correct
78 Correct 282 ms 512 KB Output is correct
79 Correct 226 ms 512 KB Output is correct
80 Correct 356 ms 516 KB Output is correct
81 Correct 370 ms 512 KB Output is correct
82 Correct 313 ms 640 KB Output is correct
83 Correct 262 ms 512 KB Output is correct
84 Correct 6 ms 384 KB Output is correct
85 Correct 35 ms 512 KB Output is correct
86 Correct 323 ms 516 KB Output is correct
87 Correct 6 ms 384 KB Output is correct
88 Correct 5 ms 512 KB Output is correct
89 Correct 72 ms 384 KB Output is correct
90 Correct 50 ms 384 KB Output is correct
91 Correct 47 ms 524 KB Output is correct
92 Correct 307 ms 640 KB Output is correct
93 Correct 323 ms 512 KB Output is correct
94 Correct 367 ms 512 KB Output is correct
95 Correct 5 ms 512 KB Output is correct
96 Correct 5 ms 512 KB Output is correct
97 Correct 214 ms 640 KB Output is correct
98 Correct 52 ms 512 KB Output is correct
99 Correct 221 ms 512 KB Output is correct
100 Correct 6 ms 384 KB Output is correct
101 Correct 50 ms 512 KB Output is correct
102 Correct 57 ms 512 KB Output is correct
103 Correct 310 ms 512 KB Output is correct
104 Correct 6 ms 452 KB Output is correct
105 Correct 5 ms 384 KB Output is correct
106 Correct 6 ms 396 KB Output is correct
107 Correct 59 ms 460 KB Output is correct
108 Correct 70 ms 384 KB Output is correct
109 Correct 368 ms 528 KB Output is correct
110 Correct 347 ms 516 KB Output is correct
111 Correct 6 ms 512 KB Output is correct