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
|
#!/usr/bin/env ruby
input = $stdin.readlines.map(&:strip).reject(&:empty?)
class Machine
def initialize(rs)
@rs = rs
end
def addr(a, b, c)
nrs = @rs.dup
nrs[c] = @rs[a] + @rs[b]
nrs
end
def addi(a, b, c)
nrs = @rs.dup
nrs[c] = @rs[a] + b
nrs
end
def mulr(a, b, c)
nrs = @rs.dup
nrs[c] = @rs[a] * @rs[b]
nrs
end
def muli(a, b, c)
nrs = @rs.dup
nrs[c] = @rs[a] * b
nrs
end
def banr(a, b, c)
nrs = @rs.dup
nrs[c] = @rs[a] & @rs[b]
nrs
end
def bani(a, b, c)
nrs = @rs.dup
nrs[c] = @rs[a] & b
nrs
end
def borr(a, b, c)
nrs = @rs.dup
nrs[c] = @rs[a] | @rs[b]
nrs
end
def bori(a, b, c)
nrs = @rs.dup
nrs[c] = @rs[a] | b
nrs
end
def setr(a, b, c)
nrs = @rs.dup
nrs[c] = @rs[a]
nrs
end
def seti(a, b, c)
nrs = @rs.dup
nrs[c] = a
nrs
end
def gtir(a, b, c)
nrs = @rs.dup
nrs[c] = a > @rs[b] ? 1 : 0
nrs
end
def gtri(a, b, c)
nrs = @rs.dup
nrs[c] = @rs[a] > b ? 1 : 0
nrs
end
def gtrr(a, b, c)
nrs = @rs.dup
nrs[c] = @rs[a] > @rs[b] ? 1 : 0
nrs
end
def eqir(a, b, c)
nrs = @rs.dup
nrs[c] = a == @rs[b] ? 1 : 0
nrs
end
def eqri(a, b, c)
nrs = @rs.dup
nrs[c] = @rs[a] == @rs[b] ? 1 : 0
nrs
end
def eqrr(a, b, c)
nrs = @rs.dup
nrs[c] = @rs[a] == @rs[b] ? 1 : 0
nrs
end
def oprs(a, b, c)
[
addr(a, b, c), addi(a, b, c),
mulr(a, b, c), muli(a, b, c),
banr(a, b, c), bani(a, b, c),
borr(a, b, c), bori(a, b, c),
setr(a, b, c), seti(a, b, c),
gtir(a, b, c), gtri(a, b, c), gtrr(a, b, c),
eqir(a, b, c), eqri(a, b, c), eqrr(a, b, c)
]
end
end
oprsorder = {
1<<15 => "addr", 1<<14 => "addi",
1<<13 => "mulr", 1<<12 => "muli",
1<<11 => "banr", 1<<10 => "bani",
1<<9 => "borr", 1<<8 => "bori",
1<<7 => "setr", 1<<6 => "seti",
1<<5 => "gtir", 1<<4 => "grri", 1<<3 => "gtrr",
1<<2 => "eqir", 1<<1 => "eqri", 1<<0 => "eqrr"
}
ops = [
0b1111111111111111, 0b1111111111111111,
0b1111111111111111, 0b1111111111111111,
0b1111111111111111, 0b1111111111111111,
0b1111111111111111, 0b1111111111111111,
0b1111111111111111, 0b1111111111111111,
0b1111111111111111, 0b1111111111111111, 0b1111111111111111,
0b1111111111111111, 0b1111111111111111, 0b1111111111111111
]
input.each_slice(3) do |sample|
sample[0] =~ /Before: \[(\d+), (\d+), (\d+), (\d+)\]/
break if $1.nil?
m = Machine.new([$1.to_i, $2.to_i, $3.to_i, $4.to_i])
sample[1] =~ /(\d+) (\d+) (\d+) (\d+)/
opc = $1.to_i
oprs = m.oprs($2.to_i, $3.to_i, $4.to_i)
sample[2] =~ /After: \[(\d+), (\d+), (\d+), (\d+)\]/
a = [$1.to_i, $2.to_i, $3.to_i, $4.to_i]
ops[opc] &= oprs.map{|opr|opr == a ? 1 : 0}.join.to_i(2)
end
(0..15).each do |opc|
puts "#{opc}: #{oprsorder[ops[opc]]}"
end
|