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Submission #17461

# Submission time Handle Problem Language Result Execution time Memory
17461 2015-12-17T13:43:02 Z kdh9949 Cave (IOI13_cave) C++
100 / 100
 1685 ms 592 KB 
#include "cave.h"

int ans[5010], sw[5010], chk[5010];

bool havethisbit(int x, int d){
    return (x & (1 << d)) != 0;
}

void exploreCave(int N) {
    int n = N;
    if(n == 1){
        ans[0] = 0;
        sw[0] = 0;
        if(tryCombination(sw) != -1) sw[0] = 1;
        answer(sw, ans);
        return;
    }
    int maxbit;
    for(maxbit = 0; (1 << maxbit) < n; maxbit++);
    int curans, cursw = 0;
    for(int i = 0; i < n; i++){
        for(int j = 0; j < n; j++){
            if(chk[j]) continue;
            else sw[j] = 0;
        }
        if(tryCombination(sw) == i) curans = 1;
        else curans = 0;
        for(int j = 0; j < maxbit; j++){
            for(int k = 0; k < n; k++){
                if(chk[k]) continue;
                if(havethisbit(k, j)) sw[k] = curans;
                else sw[k] = !(curans);
            }
            if(tryCombination(sw) != i) cursw += (1 << j);
        }
        ans[cursw] = i;
        sw[cursw] = curans;
        chk[cursw] = 1;
        cursw = 0;
    }
    answer(sw, ans);
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 467 ms 504 KB Output is correct
2 Correct 475 ms 516 KB Output is correct
3 Correct 663 ms 484 KB Output is correct
4 Correct 490 ms 512 KB Output is correct
5 Correct 616 ms 492 KB Output is correct
6 Correct 667 ms 492 KB Output is correct
7 Correct 811 ms 592 KB Output is correct
8 Correct 5 ms 324 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 624 ms 468 KB Output is correct
13 Correct 915 ms 512 KB Output is correct
14 Correct 673 ms 468 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 712 ms 384 KB Output is correct
2 Correct 5 ms 512 KB Output is correct
3 Correct 705 ms 492 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 613 ms 504 KB Output is correct
7 Correct 619 ms 384 KB Output is correct
8 Correct 1685 ms 496 KB Output is correct
9 Correct 1597 ms 496 KB Output is correct
10 Correct 1561 ms 492 KB Output is correct
11 Correct 638 ms 512 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 512 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 292 KB Output is correct
7 Correct 8 ms 384 KB Output is correct
8 Correct 6 ms 460 KB Output is correct
9 Correct 6 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 6 ms 332 KB Output is correct
13 Correct 5 ms 332 KB Output is correct
14 Correct 5 ms 384 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 512 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 292 KB Output is correct
7 Correct 8 ms 384 KB Output is correct
8 Correct 6 ms 460 KB Output is correct
9 Correct 6 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 6 ms 332 KB Output is correct
13 Correct 5 ms 332 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 420 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 4 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 332 KB Output is correct
20 Correct 96 ms 512 KB Output is correct
21 Correct 6 ms 512 KB Output is correct
22 Correct 5 ms 384 KB Output is correct
23 Correct 189 ms 512 KB Output is correct
24 Correct 197 ms 384 KB Output is correct
25 Correct 195 ms 384 KB Output is correct
26 Correct 5 ms 396 KB Output is correct
27 Correct 6 ms 384 KB Output is correct
28 Correct 87 ms 456 KB Output is correct
29 Correct 6 ms 452 KB Output is correct
30 Correct 112 ms 460 KB Output is correct
31 Correct 93 ms 384 KB Output is correct
32 Correct 6 ms 512 KB Output is correct
33 Correct 6 ms 396 KB Output is correct
34 Correct 6 ms 384 KB Output is correct
35 Correct 208 ms 448 KB Output is correct
36 Correct 202 ms 512 KB Output is correct
37 Correct 5 ms 384 KB Output is correct

Subtask #5
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 467 ms 504 KB Output is correct
2 Correct 475 ms 516 KB Output is correct
3 Correct 663 ms 484 KB Output is correct
4 Correct 490 ms 512 KB Output is correct
5 Correct 616 ms 492 KB Output is correct
6 Correct 667 ms 492 KB Output is correct
7 Correct 811 ms 592 KB Output is correct
8 Correct 5 ms 324 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 624 ms 468 KB Output is correct
13 Correct 915 ms 512 KB Output is correct
14 Correct 673 ms 468 KB Output is correct
15 Correct 712 ms 384 KB Output is correct
16 Correct 5 ms 512 KB Output is correct
17 Correct 705 ms 492 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 613 ms 504 KB Output is correct
21 Correct 619 ms 384 KB Output is correct
22 Correct 1685 ms 496 KB Output is correct
23 Correct 1597 ms 496 KB Output is correct
24 Correct 1561 ms 492 KB Output is correct
25 Correct 638 ms 512 KB Output is correct
26 Correct 6 ms 512 KB Output is correct
27 Correct 5 ms 384 KB Output is correct
28 Correct 5 ms 384 KB Output is correct
29 Correct 5 ms 384 KB Output is correct
30 Correct 5 ms 384 KB Output is correct
31 Correct 5 ms 292 KB Output is correct
32 Correct 8 ms 384 KB Output is correct
33 Correct 6 ms 460 KB Output is correct
34 Correct 6 ms 512 KB Output is correct
35 Correct 5 ms 384 KB Output is correct
36 Correct 5 ms 512 KB Output is correct
37 Correct 6 ms 332 KB Output is correct
38 Correct 5 ms 332 KB Output is correct
39 Correct 5 ms 384 KB Output is correct
40 Correct 5 ms 420 KB Output is correct
41 Correct 5 ms 384 KB Output is correct
42 Correct 4 ms 384 KB Output is correct
43 Correct 5 ms 384 KB Output is correct
44 Correct 5 ms 332 KB Output is correct
45 Correct 96 ms 512 KB Output is correct
46 Correct 6 ms 512 KB Output is correct
47 Correct 5 ms 384 KB Output is correct
48 Correct 189 ms 512 KB Output is correct
49 Correct 197 ms 384 KB Output is correct
50 Correct 195 ms 384 KB Output is correct
51 Correct 5 ms 396 KB Output is correct
52 Correct 6 ms 384 KB Output is correct
53 Correct 87 ms 456 KB Output is correct
54 Correct 6 ms 452 KB Output is correct
55 Correct 112 ms 460 KB Output is correct
56 Correct 93 ms 384 KB Output is correct
57 Correct 6 ms 512 KB Output is correct
58 Correct 6 ms 396 KB Output is correct
59 Correct 6 ms 384 KB Output is correct
60 Correct 208 ms 448 KB Output is correct
61 Correct 202 ms 512 KB Output is correct
62 Correct 5 ms 384 KB Output is correct
63 Correct 463 ms 472 KB Output is correct
64 Correct 518 ms 464 KB Output is correct
65 Correct 639 ms 468 KB Output is correct
66 Correct 440 ms 516 KB Output is correct
67 Correct 824 ms 468 KB Output is correct
68 Correct 676 ms 384 KB Output is correct
69 Correct 641 ms 464 KB Output is correct
70 Correct 5 ms 384 KB Output is correct
71 Correct 6 ms 396 KB Output is correct
72 Correct 691 ms 512 KB Output is correct
73 Correct 607 ms 512 KB Output is correct
74 Correct 720 ms 536 KB Output is correct
75 Correct 644 ms 492 KB Output is correct
76 Correct 5 ms 504 KB Output is correct
77 Correct 5 ms 460 KB Output is correct
78 Correct 812 ms 512 KB Output is correct
79 Correct 633 ms 512 KB Output is correct
80 Correct 1672 ms 512 KB Output is correct
81 Correct 1492 ms 492 KB Output is correct
82 Correct 1574 ms 516 KB Output is correct
83 Correct 693 ms 488 KB Output is correct
84 Correct 6 ms 512 KB Output is correct
85 Correct 92 ms 576 KB Output is correct
86 Correct 631 ms 492 KB Output is correct
87 Correct 5 ms 384 KB Output is correct
88 Correct 6 ms 512 KB Output is correct
89 Correct 195 ms 512 KB Output is correct
90 Correct 195 ms 384 KB Output is correct
91 Correct 205 ms 512 KB Output is correct
92 Correct 1605 ms 512 KB Output is correct
93 Correct 1494 ms 516 KB Output is correct
94 Correct 1369 ms 516 KB Output is correct
95 Correct 6 ms 384 KB Output is correct
96 Correct 6 ms 384 KB Output is correct
97 Correct 974 ms 384 KB Output is correct
98 Correct 124 ms 436 KB Output is correct
99 Correct 759 ms 484 KB Output is correct
100 Correct 6 ms 512 KB Output is correct
101 Correct 91 ms 512 KB Output is correct
102 Correct 121 ms 452 KB Output is correct
103 Correct 651 ms 480 KB Output is correct
104 Correct 5 ms 512 KB Output is correct
105 Correct 6 ms 384 KB Output is correct
106 Correct 5 ms 384 KB Output is correct
107 Correct 207 ms 452 KB Output is correct
108 Correct 191 ms 512 KB Output is correct
109 Correct 1663 ms 508 KB Output is correct
110 Correct 1661 ms 496 KB Output is correct
111 Correct 6 ms 384 KB Output is correct