#include "robot.h"
#include <bits/stdc++.h>
using namespace std;
enum Id {
Bound = -2,
Block,
Empty,
Path,
West,
South,
East,
North,
Imp,
};
array<char,4> dirs{{'W','S','E','N'}};
pair<int,char> IMP = {Imp,'T'};
pair<int,char> move(array<int,5> S) {
auto [h,w,s,e,n] = S;
if (h == Empty) {
if (w == Bound && n == Bound) {
// start BFS phase
if (s == Empty) {
return {South,'S'};
} else {
return {East,'E'};
}
} else if (e == Bound && s == Bound) {
// start pruning phase
return {East,'H'};
} else {
// extend tree
for (int i = 0; i < 4; ++i) {
if (S[i+1]-West == (i+2)%4) return {West+i,dirs[i]};
}
return IMP;
}
} else if (0 <= h-West && h-West < 4) {
int dir = h-West;
if (S[dir+1]-West == (dir+2)%4) {
// traverse tree
int i = dir;
do {
i = (i+1)%4;
if (S[i+1]-West == (i+2)%4 || S[i+1] == Empty) return {West+i,dirs[i]};
} while (i != dir);
return IMP;
} else {
// pruning phase
int i = dir;
bool path = false;
do {
i = (i+1)%4;
// traverse to tile other than previous
if (S[i+1]-West == (i+2)%4) return {h,dirs[i]};
if (S[i+1] == Path) path = true;
} while (i != dir);
// prune
return {
path || (w == Bound && n == Bound) ? Path : Empty,
e == Bound && s == Bound ? 'T' : dirs[i],
};
}
} else {
return IMP;
}
}
#define FR(x) for (int x = Bound; x < Imp; ++x)
void program_pulibot()
{
FR(h) FR(w) FR(s) FR(e) FR(n) {
auto [Z,A] = move({h,w,s,e,n});
if (Z > 5) continue;
set_instruction({h,w,s,e,n}, Z, A);
}
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
90 ms |
5904 KB |
Output is correct |
2 |
Correct |
88 ms |
5712 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
88 ms |
5872 KB |
Output is correct |
2 |
Correct |
89 ms |
5712 KB |
Output is correct |
3 |
Correct |
88 ms |
5716 KB |
Output is correct |
4 |
Correct |
92 ms |
5712 KB |
Output is correct |
5 |
Correct |
91 ms |
5712 KB |
Output is correct |
6 |
Correct |
96 ms |
5696 KB |
Output is correct |
7 |
Correct |
92 ms |
5836 KB |
Output is correct |
8 |
Correct |
87 ms |
5712 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
88 ms |
5872 KB |
Output is correct |
2 |
Correct |
89 ms |
5712 KB |
Output is correct |
3 |
Correct |
88 ms |
5716 KB |
Output is correct |
4 |
Correct |
92 ms |
5712 KB |
Output is correct |
5 |
Correct |
91 ms |
5712 KB |
Output is correct |
6 |
Correct |
88 ms |
5712 KB |
Output is correct |
7 |
Correct |
94 ms |
5712 KB |
Output is correct |
8 |
Correct |
91 ms |
5712 KB |
Output is correct |
9 |
Correct |
89 ms |
5712 KB |
Output is correct |
10 |
Correct |
88 ms |
5800 KB |
Output is correct |
11 |
Correct |
88 ms |
5712 KB |
Output is correct |
12 |
Correct |
89 ms |
5712 KB |
Output is correct |
13 |
Correct |
91 ms |
6000 KB |
Output is correct |
14 |
Correct |
90 ms |
5712 KB |
Output is correct |
15 |
Correct |
88 ms |
5708 KB |
Output is correct |
16 |
Correct |
88 ms |
5712 KB |
Output is correct |
17 |
Correct |
92 ms |
5712 KB |
Output is correct |
18 |
Correct |
91 ms |
5712 KB |
Output is correct |
19 |
Correct |
89 ms |
5712 KB |
Output is correct |
20 |
Correct |
89 ms |
5840 KB |
Output is correct |
21 |
Correct |
89 ms |
5712 KB |
Output is correct |
22 |
Correct |
99 ms |
6032 KB |
Output is correct |
23 |
Correct |
88 ms |
5764 KB |
Output is correct |
24 |
Correct |
89 ms |
5972 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
92 ms |
5884 KB |
Output is correct |
2 |
Correct |
89 ms |
5928 KB |
Output is correct |
3 |
Correct |
88 ms |
5712 KB |
Output is correct |
4 |
Correct |
92 ms |
5716 KB |
Output is correct |
5 |
Correct |
98 ms |
5796 KB |
Output is correct |
6 |
Correct |
91 ms |
5712 KB |
Output is correct |
7 |
Correct |
96 ms |
5712 KB |
Output is correct |
8 |
Correct |
88 ms |
5712 KB |
Output is correct |
9 |
Correct |
89 ms |
5712 KB |
Output is correct |
10 |
Correct |
88 ms |
5824 KB |
Output is correct |
11 |
Correct |
90 ms |
5716 KB |
Output is correct |
12 |
Correct |
89 ms |
5708 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
88 ms |
5872 KB |
Output is correct |
2 |
Correct |
89 ms |
5712 KB |
Output is correct |
3 |
Correct |
88 ms |
5716 KB |
Output is correct |
4 |
Correct |
92 ms |
5712 KB |
Output is correct |
5 |
Correct |
91 ms |
5712 KB |
Output is correct |
6 |
Correct |
96 ms |
5696 KB |
Output is correct |
7 |
Correct |
92 ms |
5836 KB |
Output is correct |
8 |
Correct |
87 ms |
5712 KB |
Output is correct |
9 |
Correct |
88 ms |
5712 KB |
Output is correct |
10 |
Correct |
92 ms |
5712 KB |
Output is correct |
11 |
Correct |
91 ms |
5712 KB |
Output is correct |
12 |
Correct |
89 ms |
5712 KB |
Output is correct |
13 |
Correct |
89 ms |
5840 KB |
Output is correct |
14 |
Correct |
89 ms |
5712 KB |
Output is correct |
15 |
Correct |
99 ms |
6032 KB |
Output is correct |
16 |
Correct |
88 ms |
5764 KB |
Output is correct |
17 |
Correct |
89 ms |
5972 KB |
Output is correct |
18 |
Correct |
92 ms |
5704 KB |
Output is correct |
19 |
Correct |
90 ms |
6096 KB |
Output is correct |
20 |
Correct |
96 ms |
5932 KB |
Output is correct |
21 |
Correct |
92 ms |
5712 KB |
Output is correct |
22 |
Correct |
92 ms |
5848 KB |
Output is correct |
23 |
Correct |
95 ms |
5832 KB |
Output is correct |
24 |
Correct |
88 ms |
5928 KB |
Output is correct |
25 |
Correct |
89 ms |
5712 KB |
Output is correct |
26 |
Correct |
88 ms |
5968 KB |
Output is correct |
27 |
Correct |
88 ms |
5876 KB |
Output is correct |
28 |
Correct |
93 ms |
5744 KB |
Output is correct |
29 |
Correct |
89 ms |
5924 KB |
Output is correct |
30 |
Correct |
95 ms |
6004 KB |
Output is correct |
31 |
Correct |
91 ms |
5844 KB |
Output is correct |
32 |
Correct |
89 ms |
5712 KB |
Output is correct |
33 |
Correct |
90 ms |
5684 KB |
Output is correct |
34 |
Correct |
93 ms |
5716 KB |
Output is correct |
35 |
Correct |
90 ms |
5920 KB |
Output is correct |
36 |
Correct |
90 ms |
5712 KB |
Output is correct |
37 |
Correct |
88 ms |
5716 KB |
Output is correct |
38 |
Correct |
88 ms |
5872 KB |
Output is correct |
39 |
Correct |
90 ms |
5684 KB |
Output is correct |
40 |
Correct |
94 ms |
5976 KB |
Output is correct |
41 |
Correct |
90 ms |
5876 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
94 ms |
5860 KB |
Output is correct |
2 |
Correct |
91 ms |
5716 KB |
Output is correct |
3 |
Correct |
89 ms |
5716 KB |
Output is correct |
4 |
Correct |
88 ms |
5972 KB |
Output is correct |
5 |
Correct |
89 ms |
5720 KB |
Output is correct |
6 |
Correct |
91 ms |
5732 KB |
Output is correct |
7 |
Correct |
88 ms |
5768 KB |
Output is correct |
8 |
Correct |
89 ms |
5752 KB |
Output is correct |
9 |
Correct |
90 ms |
5888 KB |
Output is correct |
10 |
Correct |
89 ms |
5848 KB |
Output is correct |
11 |
Correct |
88 ms |
5908 KB |
Output is correct |
12 |
Correct |
92 ms |
5716 KB |
Output is correct |
13 |
Correct |
88 ms |
5712 KB |
Output is correct |
14 |
Correct |
93 ms |
5968 KB |
Output is correct |
15 |
Correct |
88 ms |
5712 KB |
Output is correct |
16 |
Correct |
91 ms |
5712 KB |
Output is correct |
17 |
Correct |
90 ms |
5776 KB |
Output is correct |
18 |
Correct |
88 ms |
5716 KB |
Output is correct |
19 |
Correct |
92 ms |
5884 KB |
Output is correct |
20 |
Correct |
89 ms |
5720 KB |
Output is correct |
21 |
Correct |
89 ms |
5816 KB |
Output is correct |
22 |
Correct |
91 ms |
5712 KB |
Output is correct |
23 |
Correct |
88 ms |
5904 KB |
Output is correct |
24 |
Correct |
98 ms |
5812 KB |
Output is correct |
25 |
Correct |
91 ms |
5856 KB |
Output is correct |
26 |
Correct |
88 ms |
5688 KB |
Output is correct |
27 |
Correct |
91 ms |
5712 KB |
Output is correct |
28 |
Correct |
88 ms |
5708 KB |
Output is correct |
29 |
Correct |
93 ms |
6060 KB |
Output is correct |
30 |
Correct |
88 ms |
5828 KB |
Output is correct |
31 |
Correct |
88 ms |
5852 KB |
Output is correct |
32 |
Correct |
90 ms |
5688 KB |
Output is correct |
33 |
Correct |
90 ms |
5792 KB |
Output is correct |
34 |
Correct |
88 ms |
5712 KB |
Output is correct |
35 |
Correct |
91 ms |
5712 KB |
Output is correct |
36 |
Correct |
89 ms |
5928 KB |
Output is correct |
37 |
Correct |
90 ms |
5712 KB |
Output is correct |
38 |
Correct |
89 ms |
5872 KB |
Output is correct |
39 |
Correct |
88 ms |
6224 KB |
Output is correct |
40 |
Correct |
90 ms |
5972 KB |
Output is correct |
41 |
Correct |
89 ms |
5712 KB |
Output is correct |
42 |
Correct |
95 ms |
5944 KB |
Output is correct |
43 |
Correct |
92 ms |
5712 KB |
Output is correct |
44 |
Correct |
90 ms |
5716 KB |
Output is correct |
45 |
Correct |
88 ms |
5712 KB |
Output is correct |
46 |
Correct |
90 ms |
5896 KB |
Output is correct |
47 |
Correct |
91 ms |
5828 KB |
Output is correct |
48 |
Correct |
89 ms |
5744 KB |
Output is correct |
49 |
Correct |
90 ms |
5712 KB |
Output is correct |
50 |
Correct |
88 ms |
5744 KB |
Output is correct |
51 |
Correct |
91 ms |
5868 KB |
Output is correct |
52 |
Correct |
92 ms |
5824 KB |
Output is correct |
53 |
Correct |
91 ms |
5712 KB |
Output is correct |
54 |
Correct |
94 ms |
5784 KB |
Output is correct |
55 |
Correct |
88 ms |
5712 KB |
Output is correct |
56 |
Correct |
88 ms |
5764 KB |
Output is correct |
57 |
Correct |
89 ms |
5828 KB |
Output is correct |
58 |
Correct |
91 ms |
5852 KB |
Output is correct |
59 |
Correct |
91 ms |
5712 KB |
Output is correct |
60 |
Correct |
95 ms |
5800 KB |
Output is correct |
61 |
Correct |
92 ms |
5712 KB |
Output is correct |
62 |
Correct |
90 ms |
5712 KB |
Output is correct |
63 |
Correct |
90 ms |
5712 KB |
Output is correct |
64 |
Correct |
88 ms |
5716 KB |
Output is correct |
65 |
Correct |
91 ms |
5736 KB |
Output is correct |
66 |
Correct |
87 ms |
5908 KB |
Output is correct |
67 |
Correct |
89 ms |
5712 KB |
Output is correct |
68 |
Correct |
88 ms |
5712 KB |
Output is correct |
69 |
Correct |
88 ms |
5852 KB |
Output is correct |
70 |
Correct |
92 ms |
5796 KB |
Output is correct |
71 |
Correct |
90 ms |
5712 KB |
Output is correct |
72 |
Correct |
93 ms |
5856 KB |
Output is correct |
73 |
Correct |
89 ms |
5808 KB |
Output is correct |
74 |
Correct |
88 ms |
5852 KB |
Output is correct |
75 |
Correct |
95 ms |
6108 KB |
Output is correct |
76 |
Correct |
91 ms |
5712 KB |
Output is correct |
77 |
Correct |
89 ms |
5764 KB |
Output is correct |
78 |
Correct |
88 ms |
5760 KB |
Output is correct |
79 |
Correct |
90 ms |
5712 KB |
Output is correct |
80 |
Correct |
91 ms |
5716 KB |
Output is correct |
81 |
Correct |
91 ms |
5716 KB |
Output is correct |
82 |
Correct |
90 ms |
5968 KB |
Output is correct |
83 |
Correct |
94 ms |
5712 KB |
Output is correct |
84 |
Correct |
93 ms |
5832 KB |
Output is correct |