-
Notifications
You must be signed in to change notification settings - Fork 1
/
Copy pathsol_17.aes
206 lines (190 loc) · 10.1 KB
/
sol_17.aes
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
include "/Users/hans/Personal/Repos/AoC2019/11/Intcode.aes"
contract Day15 =
datatype direction = N | E | S | W
datatype turn = L | R
record position = { x : int, y : int }
datatype move = Turn(turn) | Move(int) | A | B | C
record state = { maze : map(position, unit), start : position }
entrypoint init() = { maze = {}, start = { x = 0, y = 0 } }
stateful entrypoint setup() =
let p0 = Intcode.init_proc(input(), [])
let p1 = Intcode.run_proc_step(p0)
let grid = List.reverse(p1.output)
put({maze = {}, start = {x = 0, y = 0}})
mk_grid(grid, 0, 0)
entrypoint solve_1() =
let xs = check_xs(Map.to_list(state.maze), [])
sum(xs, 0)
entrypoint solve_2() =
// navigate(state.maze, state.start, N)
let prog = line([A, B, A, B, C, B, C, A, B, C]) ++
line([Turn(R), Move(4), Turn(R), Move(10), Turn(R), Move(8), Turn(R), Move(4)]) ++
line([Turn(R), Move(10), Turn(R), Move(6), Turn(R), Move(4)]) ++
line([Turn(R), Move(4), Turn(L), Move(12), Turn(R), Move(6), Turn(L), Move(12)]) ++
[110, 10]
let p0 = Intcode.init_proc(input(), prog)
let p0 = p0{ mem[0] = 2 }
let p1 = Intcode.run_proc_step(p0)
List.get(0, p1.output)
function line(mvs) =
List.flatten(List.intersperse([44], [render(mv) | mv <- mvs])) ++ [10]
function render(mv) =
switch(mv)
A => [65]
B => [66]
C => [67]
Turn(L) => [76]
Turn(R) => [82]
Move(n) => int_to_ascii(n, [])
function int_to_ascii(n, acc) =
if(n == 0) acc
else int_to_ascii(n / 10, (48 + n mod 10) :: acc)
// [R,4,R,10,R,8,R,4, R,10,R,6,R,4, R,4,R,10,R,8,R,4, R,10,R,6,R,4, R,4,L,12,R,6,L,12,
// R,10,R,6,R,4, R,4,L,12,R,6,L,12, R,4,R,10,R,8,R,4, R,10,R,6,R,4, R,4,L,12,R,6,L,12]
// [A,B,A,B,C,B,C,A,B,C]
// A = [R,4,R,10,R,8,R,4]
// B = [R,10,R,6,R,4]
// C = [R,4,L,12,R,6,L,12]
function navigate(maze, pos, dir) =
let fwd = step(dir, pos)
if(Map.member(fwd, maze))
switch(navigate(maze, fwd, dir))
Move(n) :: moves => Move(n + 1) :: moves
moves => Move(1) :: moves
else
let ldir = turn(L, dir)
let rdir = turn(R, dir)
let l = step(ldir, pos)
let r = step(rdir, pos)
if(Map.member(l, maze))
Turn(L) :: navigate(maze, pos, ldir)
elif(Map.member(r, maze))
Turn(R) :: navigate(maze, pos, rdir)
else
[]
function check_xs(pts, acc) =
switch(pts)
[] => acc
(p, _) :: pts =>
if(Map.member({ x = p.x - 1, y = p.y }, state.maze) && Map.member({ x = p.x + 1, y = p.y }, state.maze) &&
Map.member({ x = p.x, y = p.y + 1 }, state.maze) && Map.member({ x = p.x, y = p.y - 1 }, state.maze))
check_xs(pts, p :: acc)
else
check_xs(pts, acc)
function sum(xs, acc) =
switch(xs)
[] => acc
p :: xs => sum(xs, p.x * p.y + acc)
stateful function mk_grid(grid, x, y) =
switch(grid)
10 :: [10] => ()
10 :: xs => mk_grid(xs, 0, y + 1)
46 :: xs => mk_grid(xs, x + 1, y)
c :: xs => // scaffold or vacum cleaner
if(c != 35) put(state{ start = { x = x, y = y } })
else ()
put(state{ maze = state.maze{[{x = x, y = y}] = ()} })
mk_grid(xs, x + 1, y)
function turn(t, d) =
switch((t, d))
(L, N) => W
(L, E) => N
(L, S) => E
(L, W) => S
(R, W) => N
(R, N) => E
(R, E) => S
(R, S) => W
function step(d, p) =
switch(d)
N => p{ y = p.y - 1 }
E => p{ x = p.x + 1 }
S => p{ y = p.y + 1 }
W => p{ x = p.x - 1 }
function input() =
[1, 330, 331, 332, 109, 2734, 1102, 1182, 1, 15, 1102, 1, 1429, 24, 1002,
0, 1, 570, 1006, 570, 36, 1001, 571, 0, 0, 1001, 570, -1, 570, 1001, 24,
1, 24, 1106, 0, 18, 1008, 571, 0, 571, 1001, 15, 1, 15, 1008, 15, 1429,
570, 1006, 570, 14, 21102, 58, 1, 0, 1105, 1, 786, 1006, 332, 62, 99,
21101, 0, 333, 1, 21102, 73, 1, 0, 1105, 1, 579, 1101, 0, 0, 572, 1101, 0,
0, 573, 3, 574, 101, 1, 573, 573, 1007, 574, 65, 570, 1005, 570, 151, 107,
67, 574, 570, 1005, 570, 151, 1001, 574, -64, 574, 1002, 574, -1, 574,
1001, 572, 1, 572, 1007, 572, 11, 570, 1006, 570, 165, 101, 1182, 572,
127, 1001, 574, 0, 0, 3, 574, 101, 1, 573, 573, 1008, 574, 10, 570, 1005,
570, 189, 1008, 574, 44, 570, 1006, 570, 158, 1105, 1, 81, 21102, 1, 340,
1, 1105, 1, 177, 21101, 0, 477, 1, 1106, 0, 177, 21101, 0, 514, 1, 21101,
0, 176, 0, 1106, 0, 579, 99, 21102, 1, 184, 0, 1106, 0, 579, 4, 574, 104,
10, 99, 1007, 573, 22, 570, 1006, 570, 165, 1001, 572, 0, 1182, 21102, 1,
375, 1, 21101, 211, 0, 0, 1106, 0, 579, 21101, 1182, 11, 1, 21102, 1, 222,
0, 1105, 1, 979, 21102, 1, 388, 1, 21102, 233, 1, 0, 1105, 1, 579, 21101,
1182, 22, 1, 21101, 0, 244, 0, 1106, 0, 979, 21101, 401, 0, 1, 21101, 0,
255, 0, 1105, 1, 579, 21101, 1182, 33, 1, 21102, 266, 1, 0, 1106, 0, 979,
21102, 1, 414, 1, 21102, 1, 277, 0, 1106, 0, 579, 3, 575, 1008, 575, 89,
570, 1008, 575, 121, 575, 1, 575, 570, 575, 3, 574, 1008, 574, 10, 570,
1006, 570, 291, 104, 10, 21102, 1182, 1, 1, 21101, 313, 0, 0, 1106, 0,
622, 1005, 575, 327, 1102, 1, 1, 575, 21102, 327, 1, 0, 1105, 1, 786, 4,
438, 99, 0, 1, 1, 6, 77, 97, 105, 110, 58, 10, 33, 10, 69, 120, 112, 101,
99, 116, 101, 100, 32, 102, 117, 110, 99, 116, 105, 111, 110, 32, 110, 97,
109, 101, 32, 98, 117, 116, 32, 103, 111, 116, 58, 32, 0, 12, 70, 117,
110, 99, 116, 105, 111, 110, 32, 65, 58, 10, 12, 70, 117, 110, 99, 116,
105, 111, 110, 32, 66, 58, 10, 12, 70, 117, 110, 99, 116, 105, 111, 110,
32, 67, 58, 10, 23, 67, 111, 110, 116, 105, 110, 117, 111, 117, 115, 32,
118, 105, 100, 101, 111, 32, 102, 101, 101, 100, 63, 10, 0, 37, 10, 69,
120, 112, 101, 99, 116, 101, 100, 32, 82, 44, 32, 76, 44, 32, 111, 114,
32, 100, 105, 115, 116, 97, 110, 99, 101, 32, 98, 117, 116, 32, 103, 111,
116, 58, 32, 36, 10, 69, 120, 112, 101, 99, 116, 101, 100, 32, 99, 111,
109, 109, 97, 32, 111, 114, 32, 110, 101, 119, 108, 105, 110, 101, 32, 98,
117, 116, 32, 103, 111, 116, 58, 32, 43, 10, 68, 101, 102, 105, 110, 105,
116, 105, 111, 110, 115, 32, 109, 97, 121, 32, 98, 101, 32, 97, 116, 32,
109, 111, 115, 116, 32, 50, 48, 32, 99, 104, 97, 114, 97, 99, 116, 101,
114, 115, 33, 10, 94, 62, 118, 60, 0, 1, 0, -1, -1, 0, 1, 0, 0, 0, 0, 0,
0, 1, 6, 0, 0, 109, 4, 1202, -3, 1, 587, 20101, 0, 0, -1, 22101, 1, -3,
-3, 21101, 0, 0, -2, 2208, -2, -1, 570, 1005, 570, 617, 2201, -3, -2, 609,
4, 0, 21201, -2, 1, -2, 1105, 1, 597, 109, -4, 2106, 0, 0, 109, 5, 2102,
1, -4, 630, 20102, 1, 0, -2, 22101, 1, -4, -4, 21102, 0, 1, -3, 2208, -3,
-2, 570, 1005, 570, 781, 2201, -4, -3, 652, 21002, 0, 1, -1, 1208, -1, -4,
570, 1005, 570, 709, 1208, -1, -5, 570, 1005, 570, 734, 1207, -1, 0, 570,
1005, 570, 759, 1206, -1, 774, 1001, 578, 562, 684, 1, 0, 576, 576, 1001,
578, 566, 692, 1, 0, 577, 577, 21101, 0, 702, 0, 1105, 1, 786, 21201, -1,
-1, -1, 1106, 0, 676, 1001, 578, 1, 578, 1008, 578, 4, 570, 1006, 570,
724, 1001, 578, -4, 578, 21101, 0, 731, 0, 1106, 0, 786, 1105, 1, 774,
1001, 578, -1, 578, 1008, 578, -1, 570, 1006, 570, 749, 1001, 578, 4, 578,
21101, 0, 756, 0, 1106, 0, 786, 1106, 0, 774, 21202, -1, -11, 1, 22101,
1182, 1, 1, 21102, 774, 1, 0, 1105, 1, 622, 21201, -3, 1, -3, 1105, 1,
640, 109, -5, 2106, 0, 0, 109, 7, 1005, 575, 802, 21002, 576, 1, -6,
20101, 0, 577, -5, 1105, 1, 814, 21102, 1, 0, -1, 21102, 1, 0, -5, 21102,
0, 1, -6, 20208, -6, 576, -2, 208, -5, 577, 570, 22002, 570, -2, -2,
21202, -5, 29, -3, 22201, -6, -3, -3, 22101, 1429, -3, -3, 1202, -3, 1,
843, 1005, 0, 863, 21202, -2, 42, -4, 22101, 46, -4, -4, 1206, -2, 924,
21102, 1, 1, -1, 1105, 1, 924, 1205, -2, 873, 21102, 1, 35, -4, 1105, 1,
924, 1202, -3, 1, 878, 1008, 0, 1, 570, 1006, 570, 916, 1001, 374, 1, 374,
2101, 0, -3, 895, 1101, 2, 0, 0, 2102, 1, -3, 902, 1001, 438, 0, 438,
2202, -6, -5, 570, 1, 570, 374, 570, 1, 570, 438, 438, 1001, 578, 558,
922, 20101, 0, 0, -4, 1006, 575, 959, 204, -4, 22101, 1, -6, -6, 1208, -6,
29, 570, 1006, 570, 814, 104, 10, 22101, 1, -5, -5, 1208, -5, 45, 570,
1006, 570, 810, 104, 10, 1206, -1, 974, 99, 1206, -1, 974, 1101, 1, 0,
575, 21101, 973, 0, 0, 1105, 1, 786, 99, 109, -7, 2105, 1, 0, 109, 6,
21101, 0, 0, -4, 21102, 1, 0, -3, 203, -2, 22101, 1, -3, -3, 21208, -2,
82, -1, 1205, -1, 1030, 21208, -2, 76, -1, 1205, -1, 1037, 21207, -2, 48,
-1, 1205, -1, 1124, 22107, 57, -2, -1, 1205, -1, 1124, 21201, -2, -48, -2,
1105, 1, 1041, 21102, -4, 1, -2, 1106, 0, 1041, 21101, -5, 0, -2, 21201,
-4, 1, -4, 21207, -4, 11, -1, 1206, -1, 1138, 2201, -5, -4, 1059, 1201,
-2, 0, 0, 203, -2, 22101, 1, -3, -3, 21207, -2, 48, -1, 1205, -1, 1107,
22107, 57, -2, -1, 1205, -1, 1107, 21201, -2, -48, -2, 2201, -5, -4, 1090,
20102, 10, 0, -1, 22201, -2, -1, -2, 2201, -5, -4, 1103, 2101, 0, -2, 0,
1106, 0, 1060, 21208, -2, 10, -1, 1205, -1, 1162, 21208, -2, 44, -1, 1206,
-1, 1131, 1105, 1, 989, 21101, 439, 0, 1, 1105, 1, 1150, 21102, 1, 477, 1,
1105, 1, 1150, 21102, 1, 514, 1, 21102, 1, 1149, 0, 1105, 1, 579, 99,
21101, 1157, 0, 0, 1106, 0, 579, 204, -2, 104, 10, 99, 21207, -3, 22, -1,
1206, -1, 1138, 2101, 0, -5, 1176, 1202, -4, 1, 0, 109, -6, 2105, 1, 0, 6,
5, 28, 1, 28, 1, 28, 1, 28, 1, 28, 1, 20, 11, 1, 7, 10, 1, 7, 1, 1, 1, 1,
1, 5, 1, 10, 1, 5, 11, 1, 1, 10, 1, 5, 1, 1, 1, 1, 1, 1, 1, 3, 1, 1, 1,
10, 9, 1, 1, 1, 1, 1, 5, 16, 1, 3, 1, 1, 1, 1, 1, 1, 1, 18, 5, 1, 1, 1, 1,
1, 1, 24, 1, 1, 1, 1, 1, 24, 1, 1, 1, 1, 1, 24, 1, 1, 1, 1, 1, 24, 5, 7,
1, 18, 1, 9, 1, 18, 1, 9, 1, 18, 1, 9, 1, 18, 1, 9, 1, 18, 1, 9, 1, 12, 7,
9, 1, 12, 1, 15, 1, 12, 1, 15, 1, 12, 1, 15, 1, 12, 1, 15, 1, 12, 1, 15,
1, 2, 5, 5, 1, 9, 7, 2, 1, 3, 1, 5, 1, 9, 1, 8, 1, 3, 1, 5, 1, 9, 1, 8, 1,
3, 1, 5, 1, 9, 1, 8, 1, 3, 13, 3, 1, 8, 1, 9, 1, 5, 1, 3, 1, 8, 11, 5, 1,
1, 5, 22, 1, 1, 1, 1, 1, 1, 1, 22, 1, 1, 1, 1, 1, 1, 1, 22, 1, 1, 1, 1, 1,
1, 1, 22, 13, 18, 1, 1, 1, 1, 1, 5, 1, 16, 5, 1, 1, 5, 1, 16, 1, 1, 1, 3,
1, 5, 1, 16, 1, 1, 11, 16, 1, 5, 1, 22, 7, 6]