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Submission #16655

# Submission time Handle Problem Language Result Execution time Memory
16655 2015-09-03T01:47:13 Z eaststar Cave (IOI13_cave) C++14
100 / 100
 331 ms 612 KB 
#include "cave.h"
int a[5010],b[5010],chk[5010];
void exploreCave(int n){
  int i,j,s,e,m,t,p;
  for(i=0;i<n;++i){
    t=tryCombination(a);
    s=0,e=n-1;
    while(s<e){
      m=(s+e)/2;
      for(j=s;j<=m;++j)if(!chk[j])a[j]=!a[j];
      p=t,t=tryCombination(a);
      (p==i)^(t==i)?e=m:s=m+1;
    }
    if(t==i)a[s]=!a[s];
    b[s]=i,chk[s]=1;
  }
  answer(a,b);
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 125 ms 480 KB Output is correct
2 Correct 153 ms 476 KB Output is correct
3 Correct 251 ms 496 KB Output is correct
4 Correct 131 ms 488 KB Output is correct
5 Correct 203 ms 384 KB Output is correct
6 Correct 232 ms 596 KB Output is correct
7 Correct 239 ms 464 KB Output is correct
8 Correct 6 ms 512 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 6 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 302 ms 516 KB Output is correct
13 Correct 204 ms 512 KB Output is correct
14 Correct 218 ms 492 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 288 ms 476 KB Output is correct
2 Correct 5 ms 452 KB Output is correct
3 Correct 248 ms 512 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 512 KB Output is correct
6 Correct 262 ms 488 KB Output is correct
7 Correct 262 ms 452 KB Output is correct
8 Correct 282 ms 516 KB Output is correct
9 Correct 278 ms 384 KB Output is correct
10 Correct 236 ms 492 KB Output is correct
11 Correct 226 ms 496 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 396 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 6 ms 512 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 332 KB Output is correct
7 Correct 5 ms 452 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 512 KB Output is correct
10 Correct 5 ms 512 KB Output is correct
11 Correct 5 ms 512 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 6 ms 512 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 5 ms 384 KB Output is correct
2 Correct 5 ms 396 KB Output is correct
3 Correct 5 ms 512 KB Output is correct
4 Correct 5 ms 460 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 55 ms 440 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 6 ms 384 KB Output is correct
9 Correct 36 ms 384 KB Output is correct
10 Correct 41 ms 452 KB Output is correct
11 Correct 47 ms 444 KB Output is correct
12 Correct 6 ms 396 KB Output is correct
13 Correct 5 ms 512 KB Output is correct
14 Correct 33 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 33 ms 512 KB Output is correct
17 Correct 52 ms 512 KB Output is correct
18 Correct 5 ms 512 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 5 ms 324 KB Output is correct
21 Correct 45 ms 512 KB Output is correct
22 Correct 42 ms 384 KB Output is correct
23 Correct 6 ms 384 KB Output is correct

Subtask #5
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 138 ms 516 KB Output is correct
2 Correct 209 ms 516 KB Output is correct
3 Correct 308 ms 516 KB Output is correct
4 Correct 136 ms 504 KB Output is correct
5 Correct 243 ms 516 KB Output is correct
6 Correct 273 ms 504 KB Output is correct
7 Correct 237 ms 500 KB Output is correct
8 Correct 5 ms 396 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 228 ms 600 KB Output is correct
11 Correct 242 ms 512 KB Output is correct
12 Correct 214 ms 516 KB Output is correct
13 Correct 218 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 512 KB Output is correct
16 Correct 239 ms 512 KB Output is correct
17 Correct 250 ms 496 KB Output is correct
18 Correct 282 ms 384 KB Output is correct
19 Correct 259 ms 384 KB Output is correct
20 Correct 307 ms 516 KB Output is correct
21 Correct 224 ms 512 KB Output is correct
22 Correct 5 ms 384 KB Output is correct
23 Correct 31 ms 512 KB Output is correct
24 Correct 195 ms 612 KB Output is correct
25 Correct 5 ms 384 KB Output is correct
26 Correct 5 ms 512 KB Output is correct
27 Correct 44 ms 384 KB Output is correct
28 Correct 61 ms 452 KB Output is correct
29 Correct 57 ms 384 KB Output is correct
30 Correct 273 ms 396 KB Output is correct
31 Correct 308 ms 492 KB Output is correct
32 Correct 262 ms 516 KB Output is correct
33 Correct 5 ms 512 KB Output is correct
34 Correct 5 ms 512 KB Output is correct
35 Correct 201 ms 512 KB Output is correct
36 Correct 39 ms 384 KB Output is correct
37 Correct 331 ms 384 KB Output is correct
38 Correct 6 ms 324 KB Output is correct
39 Correct 51 ms 512 KB Output is correct
40 Correct 33 ms 416 KB Output is correct
41 Correct 317 ms 484 KB Output is correct
42 Correct 5 ms 384 KB Output is correct
43 Correct 5 ms 384 KB Output is correct
44 Correct 6 ms 396 KB Output is correct
45 Correct 46 ms 444 KB Output is correct
46 Correct 37 ms 384 KB Output is correct
47 Correct 275 ms 504 KB Output is correct
48 Correct 250 ms 516 KB Output is correct
49 Correct 5 ms 396 KB Output is correct