Submission #3008

# Submission time Handle Problem Language Result Execution time Memory
3008 2013-08-22T12:29:26 Z cki86201 Cave (IOI13_cave) C++
100 / 100
348 ms 544 KB
#include "cave.h"

int D[5050],S[8200];
int u;
bool check[5050];

int solve(int s,int d,int h,bool now)
{
	if(h==-1){
		now?0:S[s]^=1;
		return s;
	}
	int i;
	for(i=(s+d)>>1;i<d;i++){
		if(!check[i])S[i]^=1;
	}
	bool p=(tryCombination(S)!=u);
	if(now^p)return solve((s+d)>>1,d,h-1,p);
	else return solve(s,(s+d)>>1,h-1,p);
}

void exploreCave(int N) {
    int i,j,k;
    for(i=0;i<N;i++){
		u=i;
		int t=solve(0,(1<<13),12,tryCombination(S)!=i);
		D[t]=i;
		check[t]=1;
    }
    answer(S,D);
}

Compilation message

cave.cpp: In function 'void exploreCave(int)':
cave.cpp:23:11: warning: unused variable 'j' [-Wunused-variable]
     int i,j,k;
           ^
cave.cpp:23:13: warning: unused variable 'k' [-Wunused-variable]
     int i,j,k;
             ^
# Verdict Execution time Memory Grader output
1 Correct 207 ms 500 KB Output is correct
2 Correct 186 ms 520 KB Output is correct
3 Correct 279 ms 484 KB Output is correct
4 Correct 192 ms 528 KB Output is correct
5 Correct 331 ms 488 KB Output is correct
6 Correct 270 ms 512 KB Output is correct
7 Correct 280 ms 512 KB Output is correct
8 Correct 6 ms 512 KB Output is correct
9 Correct 5 ms 332 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 289 ms 496 KB Output is correct
13 Correct 315 ms 512 KB Output is correct
14 Correct 307 ms 496 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 336 ms 492 KB Output is correct
2 Correct 6 ms 384 KB Output is correct
3 Correct 277 ms 496 KB Output is correct
4 Correct 5 ms 512 KB Output is correct
5 Correct 5 ms 456 KB Output is correct
6 Correct 304 ms 520 KB Output is correct
7 Correct 348 ms 512 KB Output is correct
8 Correct 313 ms 504 KB Output is correct
9 Correct 338 ms 500 KB Output is correct
10 Correct 339 ms 516 KB Output is correct
11 Correct 263 ms 516 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 6 ms 452 KB Output is correct
2 Correct 5 ms 324 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 7 ms 436 KB Output is correct
6 Correct 6 ms 512 KB Output is correct
7 Correct 6 ms 416 KB Output is correct
8 Correct 6 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 6 ms 512 KB Output is correct
11 Correct 6 ms 384 KB Output is correct
12 Correct 6 ms 440 KB Output is correct
13 Correct 8 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 452 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 512 KB Output is correct
5 Correct 7 ms 512 KB Output is correct
6 Correct 56 ms 512 KB Output is correct
7 Correct 6 ms 384 KB Output is correct
8 Correct 7 ms 384 KB Output is correct
9 Correct 91 ms 396 KB Output is correct
10 Correct 76 ms 452 KB Output is correct
11 Correct 85 ms 460 KB Output is correct
12 Correct 7 ms 512 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 53 ms 512 KB Output is correct
15 Correct 7 ms 384 KB Output is correct
16 Correct 47 ms 384 KB Output is correct
17 Correct 51 ms 384 KB Output is correct
18 Correct 6 ms 512 KB Output is correct
19 Correct 6 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 58 ms 384 KB Output is correct
22 Correct 80 ms 480 KB Output is correct
23 Correct 5 ms 384 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 170 ms 520 KB Output is correct
2 Correct 171 ms 492 KB Output is correct
3 Correct 294 ms 504 KB Output is correct
4 Correct 184 ms 512 KB Output is correct
5 Correct 325 ms 516 KB Output is correct
6 Correct 256 ms 512 KB Output is correct
7 Correct 276 ms 492 KB Output is correct
8 Correct 5 ms 512 KB Output is correct
9 Correct 5 ms 512 KB Output is correct
10 Correct 264 ms 512 KB Output is correct
11 Correct 246 ms 516 KB Output is correct
12 Correct 229 ms 544 KB Output is correct
13 Correct 283 ms 512 KB Output is correct
14 Correct 5 ms 512 KB Output is correct
15 Correct 6 ms 384 KB Output is correct
16 Correct 239 ms 484 KB Output is correct
17 Correct 270 ms 496 KB Output is correct
18 Correct 306 ms 496 KB Output is correct
19 Correct 343 ms 496 KB Output is correct
20 Correct 306 ms 512 KB Output is correct
21 Correct 298 ms 516 KB Output is correct
22 Correct 6 ms 384 KB Output is correct
23 Correct 61 ms 512 KB Output is correct
24 Correct 282 ms 460 KB Output is correct
25 Correct 6 ms 384 KB Output is correct
26 Correct 6 ms 384 KB Output is correct
27 Correct 74 ms 512 KB Output is correct
28 Correct 61 ms 476 KB Output is correct
29 Correct 60 ms 384 KB Output is correct
30 Correct 263 ms 496 KB Output is correct
31 Correct 286 ms 500 KB Output is correct
32 Correct 244 ms 492 KB Output is correct
33 Correct 7 ms 512 KB Output is correct
34 Correct 6 ms 512 KB Output is correct
35 Correct 302 ms 500 KB Output is correct
36 Correct 79 ms 464 KB Output is correct
37 Correct 333 ms 480 KB Output is correct
38 Correct 6 ms 384 KB Output is correct
39 Correct 55 ms 384 KB Output is correct
40 Correct 52 ms 468 KB Output is correct
41 Correct 280 ms 384 KB Output is correct
42 Correct 6 ms 396 KB Output is correct
43 Correct 5 ms 384 KB Output is correct
44 Correct 6 ms 512 KB Output is correct
45 Correct 55 ms 512 KB Output is correct
46 Correct 64 ms 464 KB Output is correct
47 Correct 323 ms 512 KB Output is correct
48 Correct 311 ms 496 KB Output is correct
49 Correct 6 ms 384 KB Output is correct