oj.uz

Submission #132203

# Submission time Handle Problem Language Result Execution time Memory
132203 2019-07-18T13:08:25 Z junodeveloper Cave (IOI13_cave) C++14
100 / 100
 542 ms 632 KB 
#include "cave.h"
#include <bits/stdc++.h>
#define sz(x) (int)x.size()
using namespace std;
int S[5010], D[5010], cur, idx, nxt, x, W, n;
int Try() {
	int r = tryCombination(S);
	return r == -1 ? n : r;
}
void FindAll(int s, int e, int p) {
	vector<int> a;
	for(int i=s; i<=e; i++)
		if(D[i] == -1) a.push_back(i);
	int B = (sz(a) + 1) / 2;
	bool flag = true, same = true;
	for(int i=0; i<sz(a); i+=B) {
		int rgt = min(sz(a), i+B), r = -1;
		for(int j=i; j<rgt; j++) S[a[j]] ^= 1;
		if(B > 2 && !same && p < idx && p != -1) { 
			r = p;
		}
		else if(flag || B == 1) r = Try();
		for(int j=i; j<rgt; j++) S[a[j]] ^= 1;

		if(r != p) same = false;
		if(r != idx) {
			if(B == 1) {
				if(idx < r) {
					D[a[i]] = idx;
					W = a[i];
					nxt = r;
					x--;
				} else if(r < idx) D[a[i]] = r;
			} else FindAll(a[i], a[rgt - 1], r);
		} else flag = false;
		if(!x) break;
	}
}
void exploreCave(int N) {
	srand(123);
	n = N;
	memset(D, -1, sizeof(D));
	for(int i=0; i<n; i++) S[i] = rand() % 2;
	cur = 0; nxt = Try();
	while(cur < n) {
		idx = nxt;
		x = idx - cur + 1;
		FindAll(0, n - 1, -1);
		if(idx < n) S[W] ^= 1;
		cur = idx + 1;
	}
	answer(S, D);
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 166 ms 544 KB Output is correct
2 Correct 176 ms 512 KB Output is correct
3 Correct 286 ms 512 KB Output is correct
4 Correct 179 ms 512 KB Output is correct
5 Correct 290 ms 524 KB Output is correct
6 Correct 224 ms 512 KB Output is correct
7 Correct 240 ms 512 KB Output is correct
8 Correct 5 ms 384 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 260 ms 520 KB Output is correct
13 Correct 228 ms 488 KB Output is correct
14 Correct 221 ms 524 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 243 ms 516 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 332 ms 520 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 451 ms 544 KB Output is correct
7 Correct 441 ms 512 KB Output is correct
8 Correct 445 ms 528 KB Output is correct
9 Correct 486 ms 536 KB Output is correct
10 Correct 389 ms 532 KB Output is correct
11 Correct 232 ms 516 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 6 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 6 ms 288 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 6 ms 304 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 304 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 6 ms 384 KB Output is correct
13 Correct 6 ms 384 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 6 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 6 ms 288 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 6 ms 304 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 304 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 6 ms 384 KB Output is correct
13 Correct 6 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 6 ms 384 KB Output is correct
16 Correct 6 ms 416 KB Output is correct
17 Correct 6 ms 360 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 42 ms 384 KB Output is correct
21 Correct 6 ms 384 KB Output is correct
22 Correct 7 ms 428 KB Output is correct
23 Correct 87 ms 440 KB Output is correct
24 Correct 75 ms 504 KB Output is correct
25 Correct 74 ms 360 KB Output is correct
26 Correct 6 ms 432 KB Output is correct
27 Correct 6 ms 288 KB Output is correct
28 Correct 78 ms 384 KB Output is correct
29 Correct 6 ms 304 KB Output is correct
30 Correct 69 ms 444 KB Output is correct
31 Correct 48 ms 416 KB Output is correct
32 Correct 5 ms 384 KB Output is correct
33 Correct 5 ms 384 KB Output is correct
34 Correct 6 ms 384 KB Output is correct
35 Correct 76 ms 444 KB Output is correct
36 Correct 71 ms 440 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 166 ms 544 KB Output is correct
2 Correct 176 ms 512 KB Output is correct
3 Correct 286 ms 512 KB Output is correct
4 Correct 179 ms 512 KB Output is correct
5 Correct 290 ms 524 KB Output is correct
6 Correct 224 ms 512 KB Output is correct
7 Correct 240 ms 512 KB Output is correct
8 Correct 5 ms 384 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 260 ms 520 KB Output is correct
13 Correct 228 ms 488 KB Output is correct
14 Correct 221 ms 524 KB Output is correct
15 Correct 243 ms 516 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 332 ms 520 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 451 ms 544 KB Output is correct
21 Correct 441 ms 512 KB Output is correct
22 Correct 445 ms 528 KB Output is correct
23 Correct 486 ms 536 KB Output is correct
24 Correct 389 ms 532 KB Output is correct
25 Correct 232 ms 516 KB Output is correct
26 Correct 5 ms 384 KB Output is correct
27 Correct 6 ms 384 KB Output is correct
28 Correct 5 ms 384 KB Output is correct
29 Correct 6 ms 288 KB Output is correct
30 Correct 5 ms 384 KB Output is correct
31 Correct 5 ms 384 KB Output is correct
32 Correct 6 ms 304 KB Output is correct
33 Correct 5 ms 384 KB Output is correct
34 Correct 5 ms 304 KB Output is correct
35 Correct 5 ms 384 KB Output is correct
36 Correct 5 ms 384 KB Output is correct
37 Correct 6 ms 384 KB Output is correct
38 Correct 6 ms 384 KB Output is correct
39 Correct 5 ms 384 KB Output is correct
40 Correct 6 ms 384 KB Output is correct
41 Correct 6 ms 416 KB Output is correct
42 Correct 6 ms 360 KB Output is correct
43 Correct 5 ms 384 KB Output is correct
44 Correct 5 ms 384 KB Output is correct
45 Correct 42 ms 384 KB Output is correct
46 Correct 6 ms 384 KB Output is correct
47 Correct 7 ms 428 KB Output is correct
48 Correct 87 ms 440 KB Output is correct
49 Correct 75 ms 504 KB Output is correct
50 Correct 74 ms 360 KB Output is correct
51 Correct 6 ms 432 KB Output is correct
52 Correct 6 ms 288 KB Output is correct
53 Correct 78 ms 384 KB Output is correct
54 Correct 6 ms 304 KB Output is correct
55 Correct 69 ms 444 KB Output is correct
56 Correct 48 ms 416 KB Output is correct
57 Correct 5 ms 384 KB Output is correct
58 Correct 5 ms 384 KB Output is correct
59 Correct 6 ms 384 KB Output is correct
60 Correct 76 ms 444 KB Output is correct
61 Correct 71 ms 440 KB Output is correct
62 Correct 5 ms 384 KB Output is correct
63 Correct 171 ms 512 KB Output is correct
64 Correct 184 ms 512 KB Output is correct
65 Correct 269 ms 524 KB Output is correct
66 Correct 167 ms 504 KB Output is correct
67 Correct 251 ms 516 KB Output is correct
68 Correct 241 ms 512 KB Output is correct
69 Correct 244 ms 512 KB Output is correct
70 Correct 5 ms 384 KB Output is correct
71 Correct 6 ms 304 KB Output is correct
72 Correct 254 ms 512 KB Output is correct
73 Correct 248 ms 560 KB Output is correct
74 Correct 250 ms 520 KB Output is correct
75 Correct 348 ms 532 KB Output is correct
76 Correct 5 ms 384 KB Output is correct
77 Correct 5 ms 384 KB Output is correct
78 Correct 395 ms 544 KB Output is correct
79 Correct 396 ms 512 KB Output is correct
80 Correct 476 ms 528 KB Output is correct
81 Correct 424 ms 528 KB Output is correct
82 Correct 442 ms 524 KB Output is correct
83 Correct 255 ms 516 KB Output is correct
84 Correct 6 ms 404 KB Output is correct
85 Correct 44 ms 440 KB Output is correct
86 Correct 235 ms 512 KB Output is correct
87 Correct 5 ms 384 KB Output is correct
88 Correct 5 ms 384 KB Output is correct
89 Correct 71 ms 512 KB Output is correct
90 Correct 71 ms 448 KB Output is correct
91 Correct 67 ms 440 KB Output is correct
92 Correct 480 ms 512 KB Output is correct
93 Correct 458 ms 532 KB Output is correct
94 Correct 483 ms 528 KB Output is correct
95 Correct 5 ms 384 KB Output is correct
96 Correct 5 ms 384 KB Output is correct
97 Correct 375 ms 528 KB Output is correct
98 Correct 74 ms 456 KB Output is correct
99 Correct 464 ms 512 KB Output is correct
100 Correct 6 ms 304 KB Output is correct
101 Correct 63 ms 448 KB Output is correct
102 Correct 47 ms 508 KB Output is correct
103 Correct 256 ms 512 KB Output is correct
104 Correct 5 ms 432 KB Output is correct
105 Correct 6 ms 384 KB Output is correct
106 Correct 6 ms 384 KB Output is correct
107 Correct 89 ms 384 KB Output is correct
108 Correct 70 ms 384 KB Output is correct
109 Correct 419 ms 632 KB Output is correct
110 Correct 542 ms 532 KB Output is correct
111 Correct 5 ms 384 KB Output is correct