# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
754158 |
2023-06-07T03:52:28 Z |
marvinthang |
Cave (IOI13_cave) |
C++17 |
|
1016 ms |
676 KB |
/*************************************
* author: marvinthang *
* created: 07.06.2023 10:34:24 *
*************************************/
#include "cave.h"
#include <bits/stdc++.h>
using namespace std;
#define fi first
#define se second
#define left ___left
#define right ___right
#define TIME (1.0 * clock() / CLOCKS_PER_SEC)
#define MASK(i) (1LL << (i))
#define BIT(x, i) ((x) >> (i) & 1)
#define __builtin_popcount __builtin_popcountll
#define ALL(v) (v).begin(), (v).end()
#define REP(i, n) for (int i = 0, _n = (n); i < _n; ++i)
#define REPD(i, n) for (int i = (n); i--; )
#define FOR(i, a, b) for (int i = (a), _b = (b); i < _b; ++i)
#define FORD(i, b, a) for (int i = (b), _a = (a); --i >= _a; )
#define FORE(i, a, b) for (int i = (a), _b = (b); i <= _b; ++i)
#define FORDE(i, b, a) for (int i = (b), _a = (a); i >= _a; --i)
#define scan_op(...) istream & operator >> (istream &in, __VA_ARGS__ &u)
#define print_op(...) ostream & operator << (ostream &out, const __VA_ARGS__ &u)
#ifdef LOCAL
#include "debug.h"
#else
#define file(name) if (fopen(name".inp", "r")) { freopen(name".inp", "r", stdin); freopen(name".out", "w", stdout); }
#define DB(...) 23
#define db(...) 23
#define debug(...) 23
#endif
template <class U, class V> scan_op(pair <U, V>) { return in >> u.first >> u.second; }
template <class T> scan_op(vector <T>) { for (size_t i = 0; i < u.size(); ++i) in >> u[i]; return in; }
template <class U, class V> print_op(pair <U, V>) { return out << '(' << u.first << ", " << u.second << ')'; }
template <size_t i, class T> ostream & print_tuple_utils(ostream &out, const T &tup) { if constexpr(i == tuple_size<T>::value) return out << ")"; else return print_tuple_utils<i + 1, T>(out << (i ? ", " : "(") << get<i>(tup), tup); }
template <class ...U> print_op(tuple<U...>) { return print_tuple_utils<0, tuple<U...>>(out, u); }
template <class Con, class = decltype(begin(declval<Con>()))> typename enable_if <!is_same<Con, string>::value, ostream&>::type operator << (ostream &out, const Con &con) { out << '{'; for (__typeof(con.begin()) it = con.begin(); it != con.end(); ++it) out << (it == con.begin() ? "" : ", ") << *it; return out << '}'; }
// end of template
const int MAX = 5005;
int S[MAX], D[MAX], F[MAX];
void exploreCave(int N) {
memset(S, -1, N * sizeof(int));
auto ask = [&] () {
REP(i, N) if (S[i] != -1) F[i] = S[i];
return tryCombination(F);
};
auto flip = [&] (int pos) {
REP(i, pos) F[i] ^= 1;
};
REP(i, N) {
int x = ask();
if (x != i) flip(N);
int l = 0, r = N - 1;
while (l <= r) {
int m = l + r >> 1;
flip(m);
if (ask() != i) r = m - 1;
else l = m + 1;
flip(m);
}
S[r] = !F[r];
D[r] = i;
}
answer(S, D);
}
#ifdef LOCAL
#include "graderlib.c"
int main() {
file("cave");
int N;
N = init();
exploreCave(N);
printf("INCORRECT\nYour solution did not call answer().\n");
return 0;
}
#endif
Compilation message
cave.cpp: In function 'void exploreCave(int)':
cave.cpp:64:23: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
64 | int m = l + r >> 1;
| ~~^~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
309 ms |
440 KB |
Output is correct |
2 |
Correct |
331 ms |
420 KB |
Output is correct |
3 |
Correct |
503 ms |
560 KB |
Output is correct |
4 |
Correct |
346 ms |
424 KB |
Output is correct |
5 |
Correct |
483 ms |
428 KB |
Output is correct |
6 |
Correct |
495 ms |
436 KB |
Output is correct |
7 |
Correct |
501 ms |
432 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 |
312 KB |
Output is correct |
12 |
Correct |
484 ms |
596 KB |
Output is correct |
13 |
Correct |
504 ms |
552 KB |
Output is correct |
14 |
Correct |
490 ms |
432 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
496 ms |
440 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
524 ms |
432 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
488 ms |
460 KB |
Output is correct |
7 |
Correct |
545 ms |
556 KB |
Output is correct |
8 |
Correct |
1016 ms |
428 KB |
Output is correct |
9 |
Correct |
960 ms |
428 KB |
Output is correct |
10 |
Correct |
985 ms |
444 KB |
Output is correct |
11 |
Correct |
583 ms |
416 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
312 KB |
Output is correct |
2 |
Correct |
1 ms |
308 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
308 KB |
Output is correct |
5 |
Correct |
1 ms |
332 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
308 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 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 |
308 KB |
Output is correct |
13 |
Correct |
1 ms |
220 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
312 KB |
Output is correct |
2 |
Correct |
1 ms |
308 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
308 KB |
Output is correct |
5 |
Correct |
1 ms |
332 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
308 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 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 |
308 KB |
Output is correct |
13 |
Correct |
1 ms |
220 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
0 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
304 KB |
Output is correct |
19 |
Correct |
1 ms |
308 KB |
Output is correct |
20 |
Correct |
81 ms |
364 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
22 |
Correct |
1 ms |
304 KB |
Output is correct |
23 |
Correct |
136 ms |
360 KB |
Output is correct |
24 |
Correct |
123 ms |
360 KB |
Output is correct |
25 |
Correct |
119 ms |
340 KB |
Output is correct |
26 |
Correct |
1 ms |
212 KB |
Output is correct |
27 |
Correct |
1 ms |
212 KB |
Output is correct |
28 |
Correct |
79 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
212 KB |
Output is correct |
30 |
Correct |
76 ms |
364 KB |
Output is correct |
31 |
Correct |
73 ms |
364 KB |
Output is correct |
32 |
Correct |
1 ms |
212 KB |
Output is correct |
33 |
Correct |
1 ms |
340 KB |
Output is correct |
34 |
Correct |
1 ms |
340 KB |
Output is correct |
35 |
Correct |
125 ms |
364 KB |
Output is correct |
36 |
Correct |
121 ms |
324 KB |
Output is correct |
37 |
Correct |
1 ms |
212 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
309 ms |
440 KB |
Output is correct |
2 |
Correct |
331 ms |
420 KB |
Output is correct |
3 |
Correct |
503 ms |
560 KB |
Output is correct |
4 |
Correct |
346 ms |
424 KB |
Output is correct |
5 |
Correct |
483 ms |
428 KB |
Output is correct |
6 |
Correct |
495 ms |
436 KB |
Output is correct |
7 |
Correct |
501 ms |
432 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 |
312 KB |
Output is correct |
12 |
Correct |
484 ms |
596 KB |
Output is correct |
13 |
Correct |
504 ms |
552 KB |
Output is correct |
14 |
Correct |
490 ms |
432 KB |
Output is correct |
15 |
Correct |
496 ms |
440 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
524 ms |
432 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
20 |
Correct |
488 ms |
460 KB |
Output is correct |
21 |
Correct |
545 ms |
556 KB |
Output is correct |
22 |
Correct |
1016 ms |
428 KB |
Output is correct |
23 |
Correct |
960 ms |
428 KB |
Output is correct |
24 |
Correct |
985 ms |
444 KB |
Output is correct |
25 |
Correct |
583 ms |
416 KB |
Output is correct |
26 |
Correct |
1 ms |
312 KB |
Output is correct |
27 |
Correct |
1 ms |
308 KB |
Output is correct |
28 |
Correct |
1 ms |
212 KB |
Output is correct |
29 |
Correct |
1 ms |
308 KB |
Output is correct |
30 |
Correct |
1 ms |
332 KB |
Output is correct |
31 |
Correct |
1 ms |
212 KB |
Output is correct |
32 |
Correct |
1 ms |
308 KB |
Output is correct |
33 |
Correct |
1 ms |
340 KB |
Output is correct |
34 |
Correct |
1 ms |
340 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 |
308 KB |
Output is correct |
38 |
Correct |
1 ms |
220 KB |
Output is correct |
39 |
Correct |
1 ms |
212 KB |
Output is correct |
40 |
Correct |
1 ms |
212 KB |
Output is correct |
41 |
Correct |
0 ms |
212 KB |
Output is correct |
42 |
Correct |
1 ms |
212 KB |
Output is correct |
43 |
Correct |
1 ms |
304 KB |
Output is correct |
44 |
Correct |
1 ms |
308 KB |
Output is correct |
45 |
Correct |
81 ms |
364 KB |
Output is correct |
46 |
Correct |
1 ms |
212 KB |
Output is correct |
47 |
Correct |
1 ms |
304 KB |
Output is correct |
48 |
Correct |
136 ms |
360 KB |
Output is correct |
49 |
Correct |
123 ms |
360 KB |
Output is correct |
50 |
Correct |
119 ms |
340 KB |
Output is correct |
51 |
Correct |
1 ms |
212 KB |
Output is correct |
52 |
Correct |
1 ms |
212 KB |
Output is correct |
53 |
Correct |
79 ms |
340 KB |
Output is correct |
54 |
Correct |
1 ms |
212 KB |
Output is correct |
55 |
Correct |
76 ms |
364 KB |
Output is correct |
56 |
Correct |
73 ms |
364 KB |
Output is correct |
57 |
Correct |
1 ms |
212 KB |
Output is correct |
58 |
Correct |
1 ms |
340 KB |
Output is correct |
59 |
Correct |
1 ms |
340 KB |
Output is correct |
60 |
Correct |
125 ms |
364 KB |
Output is correct |
61 |
Correct |
121 ms |
324 KB |
Output is correct |
62 |
Correct |
1 ms |
212 KB |
Output is correct |
63 |
Correct |
317 ms |
424 KB |
Output is correct |
64 |
Correct |
332 ms |
424 KB |
Output is correct |
65 |
Correct |
494 ms |
432 KB |
Output is correct |
66 |
Correct |
335 ms |
424 KB |
Output is correct |
67 |
Correct |
523 ms |
556 KB |
Output is correct |
68 |
Correct |
535 ms |
676 KB |
Output is correct |
69 |
Correct |
563 ms |
436 KB |
Output is correct |
70 |
Correct |
0 ms |
212 KB |
Output is correct |
71 |
Correct |
1 ms |
308 KB |
Output is correct |
72 |
Correct |
492 ms |
440 KB |
Output is correct |
73 |
Correct |
498 ms |
436 KB |
Output is correct |
74 |
Correct |
517 ms |
552 KB |
Output is correct |
75 |
Correct |
524 ms |
436 KB |
Output is correct |
76 |
Correct |
1 ms |
212 KB |
Output is correct |
77 |
Correct |
1 ms |
312 KB |
Output is correct |
78 |
Correct |
507 ms |
544 KB |
Output is correct |
79 |
Correct |
518 ms |
432 KB |
Output is correct |
80 |
Correct |
959 ms |
428 KB |
Output is correct |
81 |
Correct |
961 ms |
428 KB |
Output is correct |
82 |
Correct |
927 ms |
432 KB |
Output is correct |
83 |
Correct |
546 ms |
540 KB |
Output is correct |
84 |
Correct |
1 ms |
212 KB |
Output is correct |
85 |
Correct |
70 ms |
352 KB |
Output is correct |
86 |
Correct |
516 ms |
432 KB |
Output is correct |
87 |
Correct |
1 ms |
308 KB |
Output is correct |
88 |
Correct |
1 ms |
212 KB |
Output is correct |
89 |
Correct |
120 ms |
364 KB |
Output is correct |
90 |
Correct |
124 ms |
364 KB |
Output is correct |
91 |
Correct |
120 ms |
340 KB |
Output is correct |
92 |
Correct |
934 ms |
428 KB |
Output is correct |
93 |
Correct |
991 ms |
460 KB |
Output is correct |
94 |
Correct |
988 ms |
468 KB |
Output is correct |
95 |
Correct |
1 ms |
212 KB |
Output is correct |
96 |
Correct |
1 ms |
212 KB |
Output is correct |
97 |
Correct |
525 ms |
432 KB |
Output is correct |
98 |
Correct |
73 ms |
372 KB |
Output is correct |
99 |
Correct |
508 ms |
548 KB |
Output is correct |
100 |
Correct |
1 ms |
212 KB |
Output is correct |
101 |
Correct |
80 ms |
360 KB |
Output is correct |
102 |
Correct |
74 ms |
364 KB |
Output is correct |
103 |
Correct |
498 ms |
428 KB |
Output is correct |
104 |
Correct |
1 ms |
212 KB |
Output is correct |
105 |
Correct |
1 ms |
308 KB |
Output is correct |
106 |
Correct |
1 ms |
212 KB |
Output is correct |
107 |
Correct |
119 ms |
340 KB |
Output is correct |
108 |
Correct |
119 ms |
340 KB |
Output is correct |
109 |
Correct |
966 ms |
428 KB |
Output is correct |
110 |
Correct |
942 ms |
432 KB |
Output is correct |
111 |
Correct |
1 ms |
212 KB |
Output is correct |