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Submission #719473

# Submission time Handle Problem Language Result Execution time Memory
719473 2023-04-06T03:55:42 Z hoainiem Cave (IOI13_cave) C++14
100 / 100
 143 ms 616 KB 
#include "cave.h"
#include<bits/stdc++.h>
#define lc id<<1
#define rc id<<1^1
const int inf = 1e9;
using namespace std;
int seg[5008 << 2], ans[5008], match[5008];
int cur, depth, ask[5008];
void calc(int id, int l, int r){
    seg[id]++;
    if (l == r){
        match[l] = cur;
        if (depth == cur)
            ans[l] = (ask[l] ^= 1);
        else
            ans[l] = ask[l];
        return;
    }
    int mid = (l + r) >> 1;
    if (seg[lc] == mid - l + 1){
        calc(rc, mid + 1, r);
        return;
    }
    if (seg[rc] == r - mid){
        calc(lc, l, mid);
        return;
    }
    int prev = depth;
    for (int i = l; i <= mid; i++)
        if (ans[i] == -1)
            ask[i] ^= 1;
    depth = tryCombination(ask);
    if (depth == -1)
        depth = inf;
    if ((prev == cur && depth == cur) || (prev > cur && depth > cur))
        calc(rc, mid + 1, r);
    else
        calc(lc, l, mid);
}
void exploreCave(int N) {
    memset(ans, -1, sizeof(ans));
    memset(match, -1, sizeof(match));
    fill(ask, ask + N, 0);
    for (cur = 0; cur < N; cur++){
        depth = tryCombination(ask);
        if (depth == -1)
            depth = inf;
        calc(1, 0, N - 1);
    }
    answer(ans, match);
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 456 KB Output is correct
2 Correct 38 ms 468 KB Output is correct
3 Correct 61 ms 488 KB Output is correct
4 Correct 41 ms 468 KB Output is correct
5 Correct 62 ms 616 KB Output is correct
6 Correct 58 ms 492 KB Output is correct
7 Correct 62 ms 496 KB Output is correct
8 Correct 0 ms 304 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 312 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 60 ms 484 KB Output is correct
13 Correct 58 ms 492 KB Output is correct
14 Correct 59 ms 468 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 63 ms 516 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 84 ms 492 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 76 ms 492 KB Output is correct
7 Correct 71 ms 468 KB Output is correct
8 Correct 136 ms 500 KB Output is correct
9 Correct 138 ms 496 KB Output is correct
10 Correct 136 ms 468 KB Output is correct
11 Correct 60 ms 476 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 244 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 304 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 312 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 1 ms 340 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 244 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 304 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 312 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 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 300 KB Output is correct
17 Correct 1 ms 312 KB Output is correct
18 Correct 1 ms 304 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 10 ms 468 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 20 ms 340 KB Output is correct
24 Correct 19 ms 340 KB Output is correct
25 Correct 20 ms 420 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 308 KB Output is correct
28 Correct 14 ms 416 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 11 ms 316 KB Output is correct
31 Correct 9 ms 324 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 19 ms 420 KB Output is correct
36 Correct 20 ms 340 KB Output is correct
37 Correct 0 ms 308 KB Output is correct

Subtask #5
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 456 KB Output is correct
2 Correct 38 ms 468 KB Output is correct
3 Correct 61 ms 488 KB Output is correct
4 Correct 41 ms 468 KB Output is correct
5 Correct 62 ms 616 KB Output is correct
6 Correct 58 ms 492 KB Output is correct
7 Correct 62 ms 496 KB Output is correct
8 Correct 0 ms 304 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 312 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 60 ms 484 KB Output is correct
13 Correct 58 ms 492 KB Output is correct
14 Correct 59 ms 468 KB Output is correct
15 Correct 63 ms 516 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 84 ms 492 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 76 ms 492 KB Output is correct
21 Correct 71 ms 468 KB Output is correct
22 Correct 136 ms 500 KB Output is correct
23 Correct 138 ms 496 KB Output is correct
24 Correct 136 ms 468 KB Output is correct
25 Correct 60 ms 476 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 1 ms 244 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 304 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 312 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 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 300 KB Output is correct
42 Correct 1 ms 312 KB Output is correct
43 Correct 1 ms 304 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 10 ms 468 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 20 ms 340 KB Output is correct
49 Correct 19 ms 340 KB Output is correct
50 Correct 20 ms 420 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 1 ms 308 KB Output is correct
53 Correct 14 ms 416 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 11 ms 316 KB Output is correct
56 Correct 9 ms 324 KB Output is correct
57 Correct 0 ms 340 KB Output is correct
58 Correct 1 ms 340 KB Output is correct
59 Correct 1 ms 340 KB Output is correct
60 Correct 19 ms 420 KB Output is correct
61 Correct 20 ms 340 KB Output is correct
62 Correct 0 ms 308 KB Output is correct
63 Correct 39 ms 460 KB Output is correct
64 Correct 39 ms 440 KB Output is correct
65 Correct 60 ms 496 KB Output is correct
66 Correct 40 ms 488 KB Output is correct
67 Correct 62 ms 604 KB Output is correct
68 Correct 63 ms 616 KB Output is correct
69 Correct 62 ms 476 KB Output is correct
70 Correct 1 ms 340 KB Output is correct
71 Correct 0 ms 340 KB Output is correct
72 Correct 59 ms 468 KB Output is correct
73 Correct 58 ms 468 KB Output is correct
74 Correct 59 ms 480 KB Output is correct
75 Correct 78 ms 504 KB Output is correct
76 Correct 1 ms 340 KB Output is correct
77 Correct 1 ms 340 KB Output is correct
78 Correct 78 ms 476 KB Output is correct
79 Correct 73 ms 492 KB Output is correct
80 Correct 142 ms 468 KB Output is correct
81 Correct 139 ms 496 KB Output is correct
82 Correct 141 ms 588 KB Output is correct
83 Correct 62 ms 480 KB Output is correct
84 Correct 1 ms 308 KB Output is correct
85 Correct 9 ms 340 KB Output is correct
86 Correct 54 ms 500 KB Output is correct
87 Correct 1 ms 340 KB Output is correct
88 Correct 1 ms 308 KB Output is correct
89 Correct 20 ms 340 KB Output is correct
90 Correct 20 ms 340 KB Output is correct
91 Correct 19 ms 340 KB Output is correct
92 Correct 138 ms 468 KB Output is correct
93 Correct 142 ms 496 KB Output is correct
94 Correct 140 ms 504 KB Output is correct
95 Correct 1 ms 304 KB Output is correct
96 Correct 1 ms 340 KB Output is correct
97 Correct 77 ms 496 KB Output is correct
98 Correct 11 ms 320 KB Output is correct
99 Correct 72 ms 468 KB Output is correct
100 Correct 1 ms 304 KB Output is correct
101 Correct 11 ms 340 KB Output is correct
102 Correct 9 ms 420 KB Output is correct
103 Correct 58 ms 468 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 19 ms 324 KB Output is correct
108 Correct 19 ms 416 KB Output is correct
109 Correct 143 ms 508 KB Output is correct
110 Correct 137 ms 496 KB Output is correct
111 Correct 1 ms 340 KB Output is correct