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Submission #715876

# Submission time Handle Problem Language Result Execution time Memory
715876 2023-03-28T09:43:35 Z ovidiush11 Cave (IOI13_cave) C++14
100 / 100
 208 ms 560 KB 
#include <bits/stdc++.h>
#include "cave.h"

using namespace std;

void exploreCave(int N)
{
    int st[N]={0},direction[N]={0},pos[N]={0};
    int last;
    for(int i = 0;i < N-1;i++)
    {
        last = tryCombination(direction);
        if(last == -1)last = N;
        int left = 0,right = N-1;
        while(left != right)
        {
            int mid = (left + right) / 2;
            for(int j = left;j <= mid;j++)if(st[j] == 0)direction[j] = (direction[j] + 1) % 2;
            int x = tryCombination(direction);
            if(x == -1)x = N;
            if((x > i && last > i) || (x == i && last == i))left = mid+1;
            else right = mid;
            last = x;
        }
        if(last == i)direction[left] = (direction[left] + 1) % 2;
        st[left] = 1;
        pos[left] = i;
    }
    for(int i = 0;i < N;i++)
    {
        if(st[i] == 0)
        {
            pos[i] = N-1;
            last = tryCombination(direction);
            if(last == -1)answer(direction,pos);
            else {direction[i] = (direction[i] + 1) % 2;
            answer(direction,pos);}
            break;
        }
    }
    return ;
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 82 ms 420 KB Output is correct
2 Correct 84 ms 404 KB Output is correct
3 Correct 119 ms 424 KB Output is correct
4 Correct 81 ms 408 KB Output is correct
5 Correct 127 ms 424 KB Output is correct
6 Correct 137 ms 428 KB Output is correct
7 Correct 135 ms 428 KB Output is correct
8 Correct 1 ms 304 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 125 ms 432 KB Output is correct
13 Correct 128 ms 352 KB Output is correct
14 Correct 119 ms 436 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 127 ms 436 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 140 ms 560 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 126 ms 340 KB Output is correct
7 Correct 136 ms 432 KB Output is correct
8 Correct 196 ms 424 KB Output is correct
9 Correct 163 ms 440 KB Output is correct
10 Correct 158 ms 436 KB Output is correct
11 Correct 131 ms 352 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 228 KB Output is correct
2 Correct 1 ms 224 KB Output is correct
3 Correct 1 ms 224 KB Output is correct
4 Correct 1 ms 308 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 300 KB Output is correct
8 Correct 1 ms 300 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 212 KB Output is correct
13 Correct 1 ms 352 KB Output is correct
14 Correct 1 ms 224 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 228 KB Output is correct
2 Correct 1 ms 224 KB Output is correct
3 Correct 1 ms 224 KB Output is correct
4 Correct 1 ms 308 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 300 KB Output is correct
8 Correct 1 ms 300 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 212 KB Output is correct
13 Correct 1 ms 352 KB Output is correct
14 Correct 1 ms 224 KB Output is correct
15 Correct 0 ms 316 KB Output is correct
16 Correct 0 ms 316 KB Output is correct
17 Correct 1 ms 224 KB Output is correct
18 Correct 0 ms 224 KB Output is correct
19 Correct 1 ms 300 KB Output is correct
20 Correct 18 ms 340 KB Output is correct
21 Correct 1 ms 304 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 23 ms 364 KB Output is correct
24 Correct 24 ms 348 KB Output is correct
25 Correct 23 ms 328 KB Output is correct
26 Correct 1 ms 224 KB Output is correct
27 Correct 1 ms 224 KB Output is correct
28 Correct 20 ms 328 KB Output is correct
29 Correct 1 ms 320 KB Output is correct
30 Correct 19 ms 376 KB Output is correct
31 Correct 19 ms 352 KB Output is correct
32 Correct 1 ms 312 KB Output is correct
33 Correct 1 ms 224 KB Output is correct
34 Correct 1 ms 224 KB Output is correct
35 Correct 27 ms 352 KB Output is correct
36 Correct 24 ms 352 KB Output is correct
37 Correct 1 ms 316 KB Output is correct

Subtask #5
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 82 ms 420 KB Output is correct
2 Correct 84 ms 404 KB Output is correct
3 Correct 119 ms 424 KB Output is correct
4 Correct 81 ms 408 KB Output is correct
5 Correct 127 ms 424 KB Output is correct
6 Correct 137 ms 428 KB Output is correct
7 Correct 135 ms 428 KB Output is correct
8 Correct 1 ms 304 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 125 ms 432 KB Output is correct
13 Correct 128 ms 352 KB Output is correct
14 Correct 119 ms 436 KB Output is correct
15 Correct 127 ms 436 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 140 ms 560 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 126 ms 340 KB Output is correct
21 Correct 136 ms 432 KB Output is correct
22 Correct 196 ms 424 KB Output is correct
23 Correct 163 ms 440 KB Output is correct
24 Correct 158 ms 436 KB Output is correct
25 Correct 131 ms 352 KB Output is correct
26 Correct 1 ms 228 KB Output is correct
27 Correct 1 ms 224 KB Output is correct
28 Correct 1 ms 224 KB Output is correct
29 Correct 1 ms 308 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 300 KB Output is correct
33 Correct 1 ms 300 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 212 KB Output is correct
38 Correct 1 ms 352 KB Output is correct
39 Correct 1 ms 224 KB Output is correct
40 Correct 0 ms 316 KB Output is correct
41 Correct 0 ms 316 KB Output is correct
42 Correct 1 ms 224 KB Output is correct
43 Correct 0 ms 224 KB Output is correct
44 Correct 1 ms 300 KB Output is correct
45 Correct 18 ms 340 KB Output is correct
46 Correct 1 ms 304 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 23 ms 364 KB Output is correct
49 Correct 24 ms 348 KB Output is correct
50 Correct 23 ms 328 KB Output is correct
51 Correct 1 ms 224 KB Output is correct
52 Correct 1 ms 224 KB Output is correct
53 Correct 20 ms 328 KB Output is correct
54 Correct 1 ms 320 KB Output is correct
55 Correct 19 ms 376 KB Output is correct
56 Correct 19 ms 352 KB Output is correct
57 Correct 1 ms 312 KB Output is correct
58 Correct 1 ms 224 KB Output is correct
59 Correct 1 ms 224 KB Output is correct
60 Correct 27 ms 352 KB Output is correct
61 Correct 24 ms 352 KB Output is correct
62 Correct 1 ms 316 KB Output is correct
63 Correct 88 ms 420 KB Output is correct
64 Correct 84 ms 408 KB Output is correct
65 Correct 121 ms 428 KB Output is correct
66 Correct 79 ms 316 KB Output is correct
67 Correct 123 ms 424 KB Output is correct
68 Correct 119 ms 424 KB Output is correct
69 Correct 139 ms 444 KB Output is correct
70 Correct 1 ms 212 KB Output is correct
71 Correct 1 ms 224 KB Output is correct
72 Correct 117 ms 436 KB Output is correct
73 Correct 122 ms 428 KB Output is correct
74 Correct 129 ms 464 KB Output is correct
75 Correct 123 ms 424 KB Output is correct
76 Correct 0 ms 212 KB Output is correct
77 Correct 1 ms 212 KB Output is correct
78 Correct 130 ms 340 KB Output is correct
79 Correct 134 ms 428 KB Output is correct
80 Correct 161 ms 444 KB Output is correct
81 Correct 172 ms 424 KB Output is correct
82 Correct 162 ms 444 KB Output is correct
83 Correct 143 ms 444 KB Output is correct
84 Correct 1 ms 304 KB Output is correct
85 Correct 20 ms 340 KB Output is correct
86 Correct 126 ms 436 KB Output is correct
87 Correct 1 ms 300 KB Output is correct
88 Correct 1 ms 300 KB Output is correct
89 Correct 24 ms 340 KB Output is correct
90 Correct 24 ms 340 KB Output is correct
91 Correct 23 ms 368 KB Output is correct
92 Correct 208 ms 436 KB Output is correct
93 Correct 170 ms 340 KB Output is correct
94 Correct 161 ms 340 KB Output is correct
95 Correct 1 ms 212 KB Output is correct
96 Correct 1 ms 224 KB Output is correct
97 Correct 128 ms 440 KB Output is correct
98 Correct 18 ms 376 KB Output is correct
99 Correct 116 ms 436 KB Output is correct
100 Correct 1 ms 224 KB Output is correct
101 Correct 20 ms 352 KB Output is correct
102 Correct 25 ms 352 KB Output is correct
103 Correct 130 ms 440 KB Output is correct
104 Correct 0 ms 224 KB Output is correct
105 Correct 1 ms 340 KB Output is correct
106 Correct 1 ms 212 KB Output is correct
107 Correct 22 ms 340 KB Output is correct
108 Correct 23 ms 368 KB Output is correct
109 Correct 164 ms 424 KB Output is correct
110 Correct 170 ms 340 KB Output is correct
111 Correct 1 ms 304 KB Output is correct