oj.uz

Submission #703552

# Submission time Handle Problem Language Result Execution time Memory
703552 2023-02-27T16:19:59 Z mircea_007 Cave (IOI13_cave) C++17
100 / 100
 914 ms 672 KB 
#include "cave.h"

#define magic_sauce inline __attribute__((always_inline))

const int MAXN = 5000;
const int UNDEF = -1;
const int INF = 1e9;

int out[MAXN];
int set[MAXN];

int q[MAXN];

int p[MAXN];

int query( int n, int q[] ){
  for( int i = 0 ; i < n ; i++ )
    out[i] = set[i] < 0 ? q[i] : set[i];

  int ret = tryCombination( out );

  return ret < 0 ? +INF : ret;
}

void exploreCave( int N ){
  int i, j, val;
  int st, dr, mij;
  
  for( i = 0 ; i < N ; i++ )
    set[i] = UNDEF;

  for( i = 0 ; i < N ; i++ ){
    for( j = 0 ; j < N ; j++ )
      q[j] = 0;

    val = (query( N, q ) == i);

    st = 0;
    dr = N;
    while( dr - st > 1 ){
      mij = (dr + st) >> 1;

      for( j = 0 ; j < mij ; j++ )
        q[j] = val;
      for( ; j < N ; j++ )
        q[j] = (val ^ 1);

      if( query( N, q ) == i )
        st = mij;
      else
        dr = mij;
    }

    p[st] = i; // the st-th switch toggles the i-th door
    set[st] = val;
  }

  answer( set, p );
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 300 ms 540 KB Output is correct
2 Correct 280 ms 540 KB Output is correct
3 Correct 448 ms 428 KB Output is correct
4 Correct 288 ms 592 KB Output is correct
5 Correct 511 ms 344 KB Output is correct
6 Correct 412 ms 436 KB Output is correct
7 Correct 447 ms 552 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 292 KB Output is correct
12 Correct 408 ms 432 KB Output is correct
13 Correct 433 ms 460 KB Output is correct
14 Correct 416 ms 556 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 451 ms 440 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 463 ms 432 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 284 KB Output is correct
6 Correct 439 ms 432 KB Output is correct
7 Correct 501 ms 436 KB Output is correct
8 Correct 888 ms 428 KB Output is correct
9 Correct 883 ms 432 KB Output is correct
10 Correct 865 ms 432 KB Output is correct
11 Correct 468 ms 416 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 284 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 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 288 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 284 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 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 288 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 284 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 292 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 66 ms 368 KB Output is correct
21 Correct 1 ms 288 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 108 ms 340 KB Output is correct
24 Correct 108 ms 356 KB Output is correct
25 Correct 104 ms 360 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 66 ms 356 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 62 ms 340 KB Output is correct
31 Correct 61 ms 340 KB Output is correct
32 Correct 1 ms 292 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 109 ms 340 KB Output is correct
36 Correct 110 ms 460 KB Output is correct
37 Correct 0 ms 224 KB Output is correct

Subtask #5
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 300 ms 540 KB Output is correct
2 Correct 280 ms 540 KB Output is correct
3 Correct 448 ms 428 KB Output is correct
4 Correct 288 ms 592 KB Output is correct
5 Correct 511 ms 344 KB Output is correct
6 Correct 412 ms 436 KB Output is correct
7 Correct 447 ms 552 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 292 KB Output is correct
12 Correct 408 ms 432 KB Output is correct
13 Correct 433 ms 460 KB Output is correct
14 Correct 416 ms 556 KB Output is correct
15 Correct 451 ms 440 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 463 ms 432 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 284 KB Output is correct
20 Correct 439 ms 432 KB Output is correct
21 Correct 501 ms 436 KB Output is correct
22 Correct 888 ms 428 KB Output is correct
23 Correct 883 ms 432 KB Output is correct
24 Correct 865 ms 432 KB Output is correct
25 Correct 468 ms 416 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 284 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 212 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 288 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 0 ms 284 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 1 ms 292 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 66 ms 368 KB Output is correct
46 Correct 1 ms 288 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 108 ms 340 KB Output is correct
49 Correct 108 ms 356 KB Output is correct
50 Correct 104 ms 360 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 1 ms 212 KB Output is correct
53 Correct 66 ms 356 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 62 ms 340 KB Output is correct
56 Correct 61 ms 340 KB Output is correct
57 Correct 1 ms 292 KB Output is correct
58 Correct 1 ms 212 KB Output is correct
59 Correct 1 ms 212 KB Output is correct
60 Correct 109 ms 340 KB Output is correct
61 Correct 110 ms 460 KB Output is correct
62 Correct 0 ms 224 KB Output is correct
63 Correct 288 ms 548 KB Output is correct
64 Correct 279 ms 468 KB Output is correct
65 Correct 423 ms 444 KB Output is correct
66 Correct 292 ms 424 KB Output is correct
67 Correct 427 ms 432 KB Output is correct
68 Correct 414 ms 436 KB Output is correct
69 Correct 440 ms 544 KB Output is correct
70 Correct 0 ms 212 KB Output is correct
71 Correct 1 ms 284 KB Output is correct
72 Correct 458 ms 428 KB Output is correct
73 Correct 427 ms 432 KB Output is correct
74 Correct 416 ms 432 KB Output is correct
75 Correct 454 ms 432 KB Output is correct
76 Correct 0 ms 212 KB Output is correct
77 Correct 0 ms 292 KB Output is correct
78 Correct 438 ms 428 KB Output is correct
79 Correct 451 ms 428 KB Output is correct
80 Correct 870 ms 432 KB Output is correct
81 Correct 914 ms 436 KB Output is correct
82 Correct 883 ms 444 KB Output is correct
83 Correct 454 ms 432 KB Output is correct
84 Correct 1 ms 212 KB Output is correct
85 Correct 61 ms 340 KB Output is correct
86 Correct 416 ms 672 KB Output is correct
87 Correct 1 ms 212 KB Output is correct
88 Correct 1 ms 212 KB Output is correct
89 Correct 111 ms 360 KB Output is correct
90 Correct 108 ms 364 KB Output is correct
91 Correct 111 ms 356 KB Output is correct
92 Correct 836 ms 432 KB Output is correct
93 Correct 887 ms 432 KB Output is correct
94 Correct 911 ms 436 KB Output is correct
95 Correct 1 ms 292 KB Output is correct
96 Correct 1 ms 288 KB Output is correct
97 Correct 429 ms 432 KB Output is correct
98 Correct 63 ms 372 KB Output is correct
99 Correct 422 ms 432 KB Output is correct
100 Correct 1 ms 212 KB Output is correct
101 Correct 61 ms 364 KB Output is correct
102 Correct 67 ms 372 KB Output is correct
103 Correct 408 ms 548 KB Output is correct
104 Correct 1 ms 244 KB Output is correct
105 Correct 1 ms 212 KB Output is correct
106 Correct 1 ms 212 KB Output is correct
107 Correct 110 ms 340 KB Output is correct
108 Correct 107 ms 340 KB Output is correct
109 Correct 872 ms 432 KB Output is correct
110 Correct 914 ms 432 KB Output is correct
111 Correct 0 ms 212 KB Output is correct