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Submission #309440

# Submission time Handle Problem Language Result Execution time Memory
309440 2020-10-03T13:57:27 Z cig32 Cave (IOI13_cave) C++14
100 / 100
 485 ms 512 KB 
#include "cave.h"
void exploreCave(int N) {
  // TODO: implementation
  int S[N],D[N];
  bool solved[N];
  for(int i=0;i<N;i++){
      solved[i]=false;
      D[i]=-1;
  }
  for(int i=0;i<N;i++){
      int candidates[N];
      int ppt=0;
      for(int j=0;j<N;j++){
          if(solved[j]==false){
              S[j]=0;
              candidates[ppt]=j;
              ppt++;
          }
      }
      int lb=0, rb=ppt-1;
      int res=tryCombination(S);
      int opt=(res==i?1:0);
      for(int j=0;j<N;j++){
          if(solved[j]==false){
              S[j]=1-opt;
          }
      }
      res=tryCombination(S);
      while(lb<rb){
          int mid=(lb+rb)/2;
          for(int j=lb;j<=mid;j++){
              if(solved[candidates[j]])continue;
              S[candidates[j]]=1-S[candidates[j]];
          }
          int now=tryCombination(S);
          for(int j=lb;j<=mid;j++){
              if(solved[candidates[j]])continue;
              S[candidates[j]]=1-S[candidates[j]];
          }
          if(now!=res){
              rb=mid;
          }
          else{
              lb=mid+1;
          }
      }
      solved[candidates[lb]]=true;
      S[candidates[lb]]=opt;
      D[candidates[lb]]=i;
  }
  answer(S,D);
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 210 ms 384 KB Output is correct
2 Correct 211 ms 508 KB Output is correct
3 Correct 329 ms 512 KB Output is correct
4 Correct 228 ms 384 KB Output is correct
5 Correct 342 ms 496 KB Output is correct
6 Correct 319 ms 384 KB Output is correct
7 Correct 356 ms 492 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 313 ms 384 KB Output is correct
13 Correct 316 ms 504 KB Output is correct
14 Correct 313 ms 504 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 344 ms 504 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 329 ms 500 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 342 ms 384 KB Output is correct
7 Correct 320 ms 384 KB Output is correct
8 Correct 440 ms 504 KB Output is correct
9 Correct 439 ms 496 KB Output is correct
10 Correct 442 ms 504 KB Output is correct
11 Correct 322 ms 504 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 1 ms 256 KB Output is correct
7 Correct 1 ms 256 KB Output is correct
8 Correct 1 ms 256 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 1 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 0 ms 256 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 1 ms 256 KB Output is correct
7 Correct 1 ms 256 KB Output is correct
8 Correct 1 ms 256 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 1 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 0 ms 256 KB Output is correct
17 Correct 0 ms 256 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 1 ms 256 KB Output is correct
20 Correct 47 ms 384 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 1 ms 512 KB Output is correct
23 Correct 61 ms 508 KB Output is correct
24 Correct 60 ms 504 KB Output is correct
25 Correct 58 ms 384 KB Output is correct
26 Correct 1 ms 256 KB Output is correct
27 Correct 1 ms 256 KB Output is correct
28 Correct 48 ms 384 KB Output is correct
29 Correct 1 ms 256 KB Output is correct
30 Correct 49 ms 384 KB Output is correct
31 Correct 57 ms 384 KB Output is correct
32 Correct 1 ms 256 KB Output is correct
33 Correct 1 ms 256 KB Output is correct
34 Correct 1 ms 256 KB Output is correct
35 Correct 61 ms 384 KB Output is correct
36 Correct 59 ms 508 KB Output is correct
37 Correct 0 ms 256 KB Output is correct

Subtask #5
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 210 ms 384 KB Output is correct
2 Correct 211 ms 508 KB Output is correct
3 Correct 329 ms 512 KB Output is correct
4 Correct 228 ms 384 KB Output is correct
5 Correct 342 ms 496 KB Output is correct
6 Correct 319 ms 384 KB Output is correct
7 Correct 356 ms 492 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 313 ms 384 KB Output is correct
13 Correct 316 ms 504 KB Output is correct
14 Correct 313 ms 504 KB Output is correct
15 Correct 344 ms 504 KB Output is correct
16 Correct 0 ms 256 KB Output is correct
17 Correct 329 ms 500 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 0 ms 256 KB Output is correct
20 Correct 342 ms 384 KB Output is correct
21 Correct 320 ms 384 KB Output is correct
22 Correct 440 ms 504 KB Output is correct
23 Correct 439 ms 496 KB Output is correct
24 Correct 442 ms 504 KB Output is correct
25 Correct 322 ms 504 KB Output is correct
26 Correct 0 ms 256 KB Output is correct
27 Correct 0 ms 256 KB Output is correct
28 Correct 0 ms 256 KB Output is correct
29 Correct 0 ms 256 KB Output is correct
30 Correct 1 ms 256 KB Output is correct
31 Correct 1 ms 256 KB Output is correct
32 Correct 1 ms 256 KB Output is correct
33 Correct 1 ms 256 KB Output is correct
34 Correct 1 ms 256 KB Output is correct
35 Correct 1 ms 256 KB Output is correct
36 Correct 0 ms 256 KB Output is correct
37 Correct 1 ms 256 KB Output is correct
38 Correct 0 ms 256 KB Output is correct
39 Correct 0 ms 256 KB Output is correct
40 Correct 0 ms 256 KB Output is correct
41 Correct 0 ms 256 KB Output is correct
42 Correct 0 ms 256 KB Output is correct
43 Correct 0 ms 256 KB Output is correct
44 Correct 1 ms 256 KB Output is correct
45 Correct 47 ms 384 KB Output is correct
46 Correct 1 ms 384 KB Output is correct
47 Correct 1 ms 512 KB Output is correct
48 Correct 61 ms 508 KB Output is correct
49 Correct 60 ms 504 KB Output is correct
50 Correct 58 ms 384 KB Output is correct
51 Correct 1 ms 256 KB Output is correct
52 Correct 1 ms 256 KB Output is correct
53 Correct 48 ms 384 KB Output is correct
54 Correct 1 ms 256 KB Output is correct
55 Correct 49 ms 384 KB Output is correct
56 Correct 57 ms 384 KB Output is correct
57 Correct 1 ms 256 KB Output is correct
58 Correct 1 ms 256 KB Output is correct
59 Correct 1 ms 256 KB Output is correct
60 Correct 61 ms 384 KB Output is correct
61 Correct 59 ms 508 KB Output is correct
62 Correct 0 ms 256 KB Output is correct
63 Correct 211 ms 504 KB Output is correct
64 Correct 213 ms 384 KB Output is correct
65 Correct 327 ms 384 KB Output is correct
66 Correct 224 ms 504 KB Output is correct
67 Correct 344 ms 384 KB Output is correct
68 Correct 319 ms 384 KB Output is correct
69 Correct 342 ms 384 KB Output is correct
70 Correct 0 ms 256 KB Output is correct
71 Correct 0 ms 256 KB Output is correct
72 Correct 314 ms 504 KB Output is correct
73 Correct 317 ms 504 KB Output is correct
74 Correct 319 ms 504 KB Output is correct
75 Correct 328 ms 492 KB Output is correct
76 Correct 1 ms 256 KB Output is correct
77 Correct 1 ms 256 KB Output is correct
78 Correct 336 ms 384 KB Output is correct
79 Correct 320 ms 504 KB Output is correct
80 Correct 447 ms 504 KB Output is correct
81 Correct 485 ms 496 KB Output is correct
82 Correct 448 ms 384 KB Output is correct
83 Correct 315 ms 384 KB Output is correct
84 Correct 1 ms 256 KB Output is correct
85 Correct 49 ms 384 KB Output is correct
86 Correct 322 ms 496 KB Output is correct
87 Correct 1 ms 256 KB Output is correct
88 Correct 1 ms 256 KB Output is correct
89 Correct 59 ms 384 KB Output is correct
90 Correct 59 ms 384 KB Output is correct
91 Correct 59 ms 384 KB Output is correct
92 Correct 421 ms 492 KB Output is correct
93 Correct 427 ms 496 KB Output is correct
94 Correct 417 ms 492 KB Output is correct
95 Correct 1 ms 256 KB Output is correct
96 Correct 1 ms 256 KB Output is correct
97 Correct 314 ms 512 KB Output is correct
98 Correct 48 ms 384 KB Output is correct
99 Correct 303 ms 492 KB Output is correct
100 Correct 1 ms 256 KB Output is correct
101 Correct 50 ms 412 KB Output is correct
102 Correct 48 ms 384 KB Output is correct
103 Correct 307 ms 384 KB Output is correct
104 Correct 1 ms 256 KB Output is correct
105 Correct 1 ms 256 KB Output is correct
106 Correct 1 ms 276 KB Output is correct
107 Correct 61 ms 384 KB Output is correct
108 Correct 63 ms 408 KB Output is correct
109 Correct 430 ms 384 KB Output is correct
110 Correct 428 ms 504 KB Output is correct
111 Correct 1 ms 256 KB Output is correct