# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
819473 |
2023-08-10T11:06:13 Z |
12345678 |
Cave (IOI13_cave) |
C++17 |
|
215 ms |
432 KB |
#include "cave.h"
bool isopen(int a, int idx)
{
if (a>idx||a==-1) return 1;
return 0;
}
void exploreCave(int N) {
int s[N], d[N];
bool used[N];
for (int i=0; i<N; i++) s[i]=d[i]=used[i]=0;
for (int i=0; i<N; i++)
{
int l=0, r=N-1, cs=tryCombination(s);
while (l<r)
{
int md=(l+r)/2, ns[N];
for (int j=0; j<N; j++) ns[j]=s[j];
for (int j=l; j<=md; j++) ns[j]=!used[j]?(s[j]==0?1:0):ns[j];
//for (int j=0; j<N; j++) printf("%d ", ns[j]);
//printf("\n");
//printf("%d %d %d %d %d\n", cs, tryCombination(ns), l, r, i);
if (isopen(tryCombination(ns), i)!=isopen(cs, i)) r=md;
else l=md+1;
}
used[l]=1;
s[l]=isopen(cs, i)?0:1;
d[l]=i;
//printf("%d %d\n", i, l);
}
answer(s, d);
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
84 ms |
340 KB |
Output is correct |
2 |
Correct |
82 ms |
340 KB |
Output is correct |
3 |
Correct |
143 ms |
420 KB |
Output is correct |
4 |
Correct |
85 ms |
340 KB |
Output is correct |
5 |
Correct |
215 ms |
432 KB |
Output is correct |
6 |
Correct |
132 ms |
340 KB |
Output is correct |
7 |
Correct |
174 ms |
408 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
288 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
292 KB |
Output is correct |
12 |
Correct |
141 ms |
416 KB |
Output is correct |
13 |
Correct |
143 ms |
416 KB |
Output is correct |
14 |
Correct |
132 ms |
340 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
173 ms |
416 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
172 ms |
412 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
296 KB |
Output is correct |
6 |
Correct |
176 ms |
412 KB |
Output is correct |
7 |
Correct |
146 ms |
432 KB |
Output is correct |
8 |
Correct |
164 ms |
340 KB |
Output is correct |
9 |
Correct |
167 ms |
424 KB |
Output is correct |
10 |
Correct |
196 ms |
432 KB |
Output is correct |
11 |
Correct |
154 ms |
420 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
292 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
292 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
0 ms |
212 KB |
Output is correct |
12 |
Correct |
0 ms |
288 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
292 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
292 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
0 ms |
212 KB |
Output is correct |
12 |
Correct |
0 ms |
288 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
0 ms |
292 KB |
Output is correct |
18 |
Correct |
0 ms |
288 KB |
Output is correct |
19 |
Correct |
0 ms |
292 KB |
Output is correct |
20 |
Correct |
22 ms |
300 KB |
Output is correct |
21 |
Correct |
0 ms |
212 KB |
Output is correct |
22 |
Correct |
0 ms |
284 KB |
Output is correct |
23 |
Correct |
20 ms |
340 KB |
Output is correct |
24 |
Correct |
19 ms |
352 KB |
Output is correct |
25 |
Correct |
21 ms |
304 KB |
Output is correct |
26 |
Correct |
1 ms |
212 KB |
Output is correct |
27 |
Correct |
0 ms |
212 KB |
Output is correct |
28 |
Correct |
18 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
212 KB |
Output is correct |
30 |
Correct |
18 ms |
304 KB |
Output is correct |
31 |
Correct |
18 ms |
356 KB |
Output is correct |
32 |
Correct |
0 ms |
212 KB |
Output is correct |
33 |
Correct |
1 ms |
212 KB |
Output is correct |
34 |
Correct |
1 ms |
212 KB |
Output is correct |
35 |
Correct |
20 ms |
304 KB |
Output is correct |
36 |
Correct |
25 ms |
340 KB |
Output is correct |
37 |
Correct |
0 ms |
212 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
84 ms |
340 KB |
Output is correct |
2 |
Correct |
82 ms |
340 KB |
Output is correct |
3 |
Correct |
143 ms |
420 KB |
Output is correct |
4 |
Correct |
85 ms |
340 KB |
Output is correct |
5 |
Correct |
215 ms |
432 KB |
Output is correct |
6 |
Correct |
132 ms |
340 KB |
Output is correct |
7 |
Correct |
174 ms |
408 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
288 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
292 KB |
Output is correct |
12 |
Correct |
141 ms |
416 KB |
Output is correct |
13 |
Correct |
143 ms |
416 KB |
Output is correct |
14 |
Correct |
132 ms |
340 KB |
Output is correct |
15 |
Correct |
173 ms |
416 KB |
Output is correct |
16 |
Correct |
0 ms |
212 KB |
Output is correct |
17 |
Correct |
172 ms |
412 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
296 KB |
Output is correct |
20 |
Correct |
176 ms |
412 KB |
Output is correct |
21 |
Correct |
146 ms |
432 KB |
Output is correct |
22 |
Correct |
164 ms |
340 KB |
Output is correct |
23 |
Correct |
167 ms |
424 KB |
Output is correct |
24 |
Correct |
196 ms |
432 KB |
Output is correct |
25 |
Correct |
154 ms |
420 KB |
Output is correct |
26 |
Correct |
0 ms |
212 KB |
Output is correct |
27 |
Correct |
0 ms |
212 KB |
Output is correct |
28 |
Correct |
0 ms |
212 KB |
Output is correct |
29 |
Correct |
0 ms |
212 KB |
Output is correct |
30 |
Correct |
0 ms |
292 KB |
Output is correct |
31 |
Correct |
0 ms |
212 KB |
Output is correct |
32 |
Correct |
0 ms |
212 KB |
Output is correct |
33 |
Correct |
0 ms |
292 KB |
Output is correct |
34 |
Correct |
1 ms |
212 KB |
Output is correct |
35 |
Correct |
1 ms |
212 KB |
Output is correct |
36 |
Correct |
0 ms |
212 KB |
Output is correct |
37 |
Correct |
0 ms |
288 KB |
Output is correct |
38 |
Correct |
0 ms |
212 KB |
Output is correct |
39 |
Correct |
0 ms |
212 KB |
Output is correct |
40 |
Correct |
0 ms |
212 KB |
Output is correct |
41 |
Correct |
1 ms |
212 KB |
Output is correct |
42 |
Correct |
0 ms |
292 KB |
Output is correct |
43 |
Correct |
0 ms |
288 KB |
Output is correct |
44 |
Correct |
0 ms |
292 KB |
Output is correct |
45 |
Correct |
22 ms |
300 KB |
Output is correct |
46 |
Correct |
0 ms |
212 KB |
Output is correct |
47 |
Correct |
0 ms |
284 KB |
Output is correct |
48 |
Correct |
20 ms |
340 KB |
Output is correct |
49 |
Correct |
19 ms |
352 KB |
Output is correct |
50 |
Correct |
21 ms |
304 KB |
Output is correct |
51 |
Correct |
1 ms |
212 KB |
Output is correct |
52 |
Correct |
0 ms |
212 KB |
Output is correct |
53 |
Correct |
18 ms |
340 KB |
Output is correct |
54 |
Correct |
1 ms |
212 KB |
Output is correct |
55 |
Correct |
18 ms |
304 KB |
Output is correct |
56 |
Correct |
18 ms |
356 KB |
Output is correct |
57 |
Correct |
0 ms |
212 KB |
Output is correct |
58 |
Correct |
1 ms |
212 KB |
Output is correct |
59 |
Correct |
1 ms |
212 KB |
Output is correct |
60 |
Correct |
20 ms |
304 KB |
Output is correct |
61 |
Correct |
25 ms |
340 KB |
Output is correct |
62 |
Correct |
0 ms |
212 KB |
Output is correct |
63 |
Correct |
81 ms |
304 KB |
Output is correct |
64 |
Correct |
84 ms |
340 KB |
Output is correct |
65 |
Correct |
139 ms |
340 KB |
Output is correct |
66 |
Correct |
87 ms |
396 KB |
Output is correct |
67 |
Correct |
189 ms |
412 KB |
Output is correct |
68 |
Correct |
129 ms |
412 KB |
Output is correct |
69 |
Correct |
181 ms |
428 KB |
Output is correct |
70 |
Correct |
0 ms |
212 KB |
Output is correct |
71 |
Correct |
0 ms |
212 KB |
Output is correct |
72 |
Correct |
129 ms |
340 KB |
Output is correct |
73 |
Correct |
132 ms |
340 KB |
Output is correct |
74 |
Correct |
145 ms |
304 KB |
Output is correct |
75 |
Correct |
153 ms |
416 KB |
Output is correct |
76 |
Correct |
0 ms |
212 KB |
Output is correct |
77 |
Correct |
0 ms |
292 KB |
Output is correct |
78 |
Correct |
170 ms |
420 KB |
Output is correct |
79 |
Correct |
160 ms |
340 KB |
Output is correct |
80 |
Correct |
172 ms |
412 KB |
Output is correct |
81 |
Correct |
168 ms |
340 KB |
Output is correct |
82 |
Correct |
166 ms |
416 KB |
Output is correct |
83 |
Correct |
154 ms |
432 KB |
Output is correct |
84 |
Correct |
1 ms |
212 KB |
Output is correct |
85 |
Correct |
23 ms |
340 KB |
Output is correct |
86 |
Correct |
141 ms |
428 KB |
Output is correct |
87 |
Correct |
0 ms |
212 KB |
Output is correct |
88 |
Correct |
1 ms |
212 KB |
Output is correct |
89 |
Correct |
22 ms |
360 KB |
Output is correct |
90 |
Correct |
20 ms |
340 KB |
Output is correct |
91 |
Correct |
23 ms |
304 KB |
Output is correct |
92 |
Correct |
169 ms |
412 KB |
Output is correct |
93 |
Correct |
177 ms |
416 KB |
Output is correct |
94 |
Correct |
152 ms |
340 KB |
Output is correct |
95 |
Correct |
1 ms |
212 KB |
Output is correct |
96 |
Correct |
0 ms |
212 KB |
Output is correct |
97 |
Correct |
134 ms |
412 KB |
Output is correct |
98 |
Correct |
17 ms |
340 KB |
Output is correct |
99 |
Correct |
131 ms |
420 KB |
Output is correct |
100 |
Correct |
1 ms |
212 KB |
Output is correct |
101 |
Correct |
18 ms |
340 KB |
Output is correct |
102 |
Correct |
18 ms |
360 KB |
Output is correct |
103 |
Correct |
134 ms |
412 KB |
Output is correct |
104 |
Correct |
0 ms |
288 KB |
Output is correct |
105 |
Correct |
0 ms |
212 KB |
Output is correct |
106 |
Correct |
0 ms |
212 KB |
Output is correct |
107 |
Correct |
19 ms |
244 KB |
Output is correct |
108 |
Correct |
20 ms |
340 KB |
Output is correct |
109 |
Correct |
151 ms |
428 KB |
Output is correct |
110 |
Correct |
158 ms |
416 KB |
Output is correct |
111 |
Correct |
0 ms |
212 KB |
Output is correct |