# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
882358 |
2023-12-03T05:16:31 Z |
pirhosig |
Cave (IOI13_cave) |
C++17 |
|
683 ms |
860 KB |
#include "cave.h"
#include <bits/stdc++.h>
#define R(a) for (int i = 0; i < a; ++i)
#define RR(a) for (int j = 0; j < a; ++j)
using namespace std;
bool testDoor(int swit[], int door)
{
int res = tryCombination(swit);
if (door < res || res == -1) return true;
else return false;
}
void exploreCave(int N) {
int sPoses[N];
int switchStates[N];
int doorStates[N];
R(N)
{
sPoses[i] = -1;
switchStates[i] = -1;
doorStates[i] = -1;
}
R(N)
{
bool zero = false;
if (doorStates[i] == -1)
{
int initialTestSwitches[N];
RR(N)
{
if (switchStates[j] == -1) initialTestSwitches[j] = 0;
else initialTestSwitches[j] = switchStates[j];
}
int res = tryCombination(initialTestSwitches);
if (res == -1)
{
zero = true;
for (int j = i; j < N; ++j)
{
doorStates[j] = 0;
}
}
else if (i < res)
{
zero = true;
for (int j = i; j < res; ++j)
{
doorStates[j] = 0;
}
}
}
else zero = true;
if (zero)
{
int lower = 0;
int upper = N - 1;
int definite = -1;
while (upper - lower > 1)
{
int mid = (lower + upper) / 2;
int testSwitches[N];
RR(N)
{
if (switchStates[j] != -1) testSwitches[j] = switchStates[j];
else
{
if (lower <= j && j <= mid) testSwitches[j] = 0;
else testSwitches[j] = 1;
}
}
if (testDoor(testSwitches, i))
{
upper = mid;
}
else
{
lower = mid;
if (lower + 1 == upper) definite = upper;
}
}
if (definite > -1)
{
sPoses[i] = definite;
switchStates[definite] = 0;
}
else
{
int testSwitches[N];
RR(N)
{
if (switchStates[j] != -1) testSwitches[j] = switchStates[j];
else
{
if (j == lower) testSwitches[j] = 0;
else testSwitches[j] = 1;
}
}
if (testDoor(testSwitches, i))
{
sPoses[i] = lower;
switchStates[lower] = 0;
}
else
{
sPoses[i] = upper;
switchStates[upper] = 0;
}
}
}
else
{
int lower = 0;
int upper = N - 1;
int definite = -1;
while (upper - lower > 1)
{
int mid = (lower + upper) / 2;
int testSwitches[N];
RR(N)
{
if (switchStates[j] != -1) testSwitches[j] = switchStates[j];
else
{
if (lower <= j && j <= mid) testSwitches[j] = 1;
else testSwitches[j] = 0;
}
}
if (testDoor(testSwitches, i))
{
upper = mid;
}
else
{
lower = mid;
if (lower + 1 == upper) definite = upper;
}
}
if (definite > -1)
{
sPoses[i] = definite;
switchStates[definite] = 1;
}
else
{
int testSwitches[N];
RR(N)
{
if (switchStates[j] != -1) testSwitches[j] = switchStates[j];
else
{
if (j == lower) testSwitches[j] = 1;
else testSwitches[j] = 0;
}
}
if (testDoor(testSwitches, i))
{
sPoses[i] = lower;
switchStates[lower] = 1;
}
else
{
sPoses[i] = upper;
switchStates[upper] = 1;
}
}
}
}
int switchesForDoors[N];
R(N)
{
switchesForDoors[sPoses[i]] = i;
}
/*R(N)
{
cout << switchesForDoors[i] << " ";
}
cout << endl;
R(N)
{
cout << switchStates[i] << " ";
}
cout << endl;*/
answer(switchStates, switchesForDoors);
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
227 ms |
552 KB |
Output is correct |
2 |
Correct |
225 ms |
344 KB |
Output is correct |
3 |
Correct |
341 ms |
344 KB |
Output is correct |
4 |
Correct |
229 ms |
348 KB |
Output is correct |
5 |
Correct |
346 ms |
344 KB |
Output is correct |
6 |
Correct |
348 ms |
576 KB |
Output is correct |
7 |
Correct |
341 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
346 ms |
576 KB |
Output is correct |
13 |
Correct |
365 ms |
348 KB |
Output is correct |
14 |
Correct |
336 ms |
860 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
345 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
335 ms |
580 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
374 ms |
700 KB |
Output is correct |
7 |
Correct |
364 ms |
580 KB |
Output is correct |
8 |
Correct |
560 ms |
572 KB |
Output is correct |
9 |
Correct |
548 ms |
576 KB |
Output is correct |
10 |
Correct |
555 ms |
704 KB |
Output is correct |
11 |
Correct |
310 ms |
576 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
440 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
1 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
1 ms |
440 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
1 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
1 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
440 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
1 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
1 ms |
440 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
1 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
1 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
348 KB |
Output is correct |
15 |
Correct |
1 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
0 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
1 ms |
348 KB |
Output is correct |
20 |
Correct |
50 ms |
348 KB |
Output is correct |
21 |
Correct |
1 ms |
348 KB |
Output is correct |
22 |
Correct |
1 ms |
360 KB |
Output is correct |
23 |
Correct |
82 ms |
492 KB |
Output is correct |
24 |
Correct |
81 ms |
344 KB |
Output is correct |
25 |
Correct |
85 ms |
488 KB |
Output is correct |
26 |
Correct |
1 ms |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
59 ms |
500 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
56 ms |
484 KB |
Output is correct |
31 |
Correct |
50 ms |
348 KB |
Output is correct |
32 |
Correct |
1 ms |
344 KB |
Output is correct |
33 |
Correct |
1 ms |
344 KB |
Output is correct |
34 |
Correct |
1 ms |
600 KB |
Output is correct |
35 |
Correct |
81 ms |
348 KB |
Output is correct |
36 |
Correct |
73 ms |
344 KB |
Output is correct |
37 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
227 ms |
552 KB |
Output is correct |
2 |
Correct |
225 ms |
344 KB |
Output is correct |
3 |
Correct |
341 ms |
344 KB |
Output is correct |
4 |
Correct |
229 ms |
348 KB |
Output is correct |
5 |
Correct |
346 ms |
344 KB |
Output is correct |
6 |
Correct |
348 ms |
576 KB |
Output is correct |
7 |
Correct |
341 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
346 ms |
576 KB |
Output is correct |
13 |
Correct |
365 ms |
348 KB |
Output is correct |
14 |
Correct |
336 ms |
860 KB |
Output is correct |
15 |
Correct |
345 ms |
344 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
335 ms |
580 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
374 ms |
700 KB |
Output is correct |
21 |
Correct |
364 ms |
580 KB |
Output is correct |
22 |
Correct |
560 ms |
572 KB |
Output is correct |
23 |
Correct |
548 ms |
576 KB |
Output is correct |
24 |
Correct |
555 ms |
704 KB |
Output is correct |
25 |
Correct |
310 ms |
576 KB |
Output is correct |
26 |
Correct |
0 ms |
344 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
0 ms |
440 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
1 ms |
344 KB |
Output is correct |
31 |
Correct |
0 ms |
348 KB |
Output is correct |
32 |
Correct |
1 ms |
440 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
348 KB |
Output is correct |
35 |
Correct |
1 ms |
348 KB |
Output is correct |
36 |
Correct |
0 ms |
348 KB |
Output is correct |
37 |
Correct |
0 ms |
348 KB |
Output is correct |
38 |
Correct |
1 ms |
348 KB |
Output is correct |
39 |
Correct |
1 ms |
348 KB |
Output is correct |
40 |
Correct |
1 ms |
348 KB |
Output is correct |
41 |
Correct |
0 ms |
348 KB |
Output is correct |
42 |
Correct |
0 ms |
348 KB |
Output is correct |
43 |
Correct |
0 ms |
348 KB |
Output is correct |
44 |
Correct |
1 ms |
348 KB |
Output is correct |
45 |
Correct |
50 ms |
348 KB |
Output is correct |
46 |
Correct |
1 ms |
348 KB |
Output is correct |
47 |
Correct |
1 ms |
360 KB |
Output is correct |
48 |
Correct |
82 ms |
492 KB |
Output is correct |
49 |
Correct |
81 ms |
344 KB |
Output is correct |
50 |
Correct |
85 ms |
488 KB |
Output is correct |
51 |
Correct |
1 ms |
348 KB |
Output is correct |
52 |
Correct |
0 ms |
348 KB |
Output is correct |
53 |
Correct |
59 ms |
500 KB |
Output is correct |
54 |
Correct |
0 ms |
348 KB |
Output is correct |
55 |
Correct |
56 ms |
484 KB |
Output is correct |
56 |
Correct |
50 ms |
348 KB |
Output is correct |
57 |
Correct |
1 ms |
344 KB |
Output is correct |
58 |
Correct |
1 ms |
344 KB |
Output is correct |
59 |
Correct |
1 ms |
600 KB |
Output is correct |
60 |
Correct |
81 ms |
348 KB |
Output is correct |
61 |
Correct |
73 ms |
344 KB |
Output is correct |
62 |
Correct |
0 ms |
348 KB |
Output is correct |
63 |
Correct |
231 ms |
552 KB |
Output is correct |
64 |
Correct |
271 ms |
556 KB |
Output is correct |
65 |
Correct |
366 ms |
576 KB |
Output is correct |
66 |
Correct |
261 ms |
604 KB |
Output is correct |
67 |
Correct |
328 ms |
576 KB |
Output is correct |
68 |
Correct |
377 ms |
580 KB |
Output is correct |
69 |
Correct |
330 ms |
580 KB |
Output is correct |
70 |
Correct |
0 ms |
348 KB |
Output is correct |
71 |
Correct |
0 ms |
348 KB |
Output is correct |
72 |
Correct |
371 ms |
576 KB |
Output is correct |
73 |
Correct |
338 ms |
596 KB |
Output is correct |
74 |
Correct |
361 ms |
596 KB |
Output is correct |
75 |
Correct |
340 ms |
580 KB |
Output is correct |
76 |
Correct |
0 ms |
344 KB |
Output is correct |
77 |
Correct |
0 ms |
348 KB |
Output is correct |
78 |
Correct |
368 ms |
576 KB |
Output is correct |
79 |
Correct |
370 ms |
348 KB |
Output is correct |
80 |
Correct |
548 ms |
604 KB |
Output is correct |
81 |
Correct |
568 ms |
580 KB |
Output is correct |
82 |
Correct |
546 ms |
576 KB |
Output is correct |
83 |
Correct |
289 ms |
344 KB |
Output is correct |
84 |
Correct |
1 ms |
348 KB |
Output is correct |
85 |
Correct |
56 ms |
484 KB |
Output is correct |
86 |
Correct |
342 ms |
588 KB |
Output is correct |
87 |
Correct |
0 ms |
344 KB |
Output is correct |
88 |
Correct |
0 ms |
348 KB |
Output is correct |
89 |
Correct |
81 ms |
484 KB |
Output is correct |
90 |
Correct |
81 ms |
348 KB |
Output is correct |
91 |
Correct |
81 ms |
348 KB |
Output is correct |
92 |
Correct |
665 ms |
580 KB |
Output is correct |
93 |
Correct |
683 ms |
576 KB |
Output is correct |
94 |
Correct |
679 ms |
572 KB |
Output is correct |
95 |
Correct |
1 ms |
348 KB |
Output is correct |
96 |
Correct |
0 ms |
348 KB |
Output is correct |
97 |
Correct |
368 ms |
592 KB |
Output is correct |
98 |
Correct |
56 ms |
348 KB |
Output is correct |
99 |
Correct |
387 ms |
576 KB |
Output is correct |
100 |
Correct |
0 ms |
344 KB |
Output is correct |
101 |
Correct |
56 ms |
348 KB |
Output is correct |
102 |
Correct |
46 ms |
348 KB |
Output is correct |
103 |
Correct |
318 ms |
604 KB |
Output is correct |
104 |
Correct |
1 ms |
348 KB |
Output is correct |
105 |
Correct |
0 ms |
348 KB |
Output is correct |
106 |
Correct |
0 ms |
436 KB |
Output is correct |
107 |
Correct |
81 ms |
488 KB |
Output is correct |
108 |
Correct |
80 ms |
492 KB |
Output is correct |
109 |
Correct |
655 ms |
348 KB |
Output is correct |
110 |
Correct |
586 ms |
572 KB |
Output is correct |
111 |
Correct |
0 ms |
344 KB |
Output is correct |