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384 lines
6.3 KiB
384 lines
6.3 KiB
9 years ago
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BINDING = Hash.new {|h,k| h[k] = Expr.new(nil, [k], k) }
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MEMOIZED = {}
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class Expr < Struct.new(*%i[ op inputs output ])
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def reduced
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return MEMOIZED[output] if MEMOIZED[output]
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result = case op
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when nil
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input = inputs[0]
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(input =~ /^\d+$/) ? input.to_i : BINDING[input].reduced
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when "NOT"
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~reduced_inputs[0] % 65536
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when "OR"
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reduced_inputs[0] | reduced_inputs[1]
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when "AND"
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reduced_inputs[0] & reduced_inputs[1]
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when "RSHIFT"
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reduced_inputs[0] >> reduced_inputs[1]
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when "LSHIFT"
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reduced_inputs[0] << reduced_inputs[1]
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else
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fail "WTF? #{op}"
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end
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MEMOIZED[output] = result
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end
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def reduced_inputs
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inputs.map {|input| BINDING[input].reduced }
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end
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end
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DATA.read.scan(/(.+) -> (.+)/) do |input, output|
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inputs = input.split(" ")
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op = inputs[-2]
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inputs.delete(op)
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BINDING[output] = Expr.new(op, inputs, output)
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end
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9 years ago
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BINDING["b"] = Expr.new(nil, ["3176"], "b")
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9 years ago
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puts BINDING["a"].reduced
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__END__
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NOT dq -> dr
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kg OR kf -> kh
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ep OR eo -> eq
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44430 -> b
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NOT gs -> gt
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dd OR do -> dp
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eg AND ei -> ej
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y AND ae -> ag
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jx AND jz -> ka
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lf RSHIFT 2 -> lg
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z AND aa -> ac
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dy AND ej -> el
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bj OR bi -> bk
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kk RSHIFT 3 -> km
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NOT cn -> co
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gn AND gp -> gq
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cq AND cs -> ct
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eo LSHIFT 15 -> es
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lg OR lm -> ln
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dy OR ej -> ek
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NOT di -> dj
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1 AND fi -> fj
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kf LSHIFT 15 -> kj
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NOT jy -> jz
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NOT ft -> fu
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fs AND fu -> fv
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NOT hr -> hs
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ck OR cl -> cm
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jp RSHIFT 5 -> js
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iv OR jb -> jc
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is OR it -> iu
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ld OR le -> lf
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NOT fc -> fd
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NOT dm -> dn
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bn OR by -> bz
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aj AND al -> am
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cd LSHIFT 15 -> ch
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jp AND ka -> kc
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ci OR ct -> cu
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gv AND gx -> gy
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de AND dk -> dm
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x RSHIFT 5 -> aa
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et RSHIFT 2 -> eu
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x RSHIFT 1 -> aq
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ia OR ig -> ih
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bk LSHIFT 1 -> ce
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y OR ae -> af
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NOT ca -> cb
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e AND f -> h
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ia AND ig -> ii
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ck AND cl -> cn
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NOT jh -> ji
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z OR aa -> ab
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1 AND en -> eo
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ib AND ic -> ie
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NOT eh -> ei
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iy AND ja -> jb
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NOT bb -> bc
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ha OR gz -> hb
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1 AND cx -> cy
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NOT ax -> ay
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ev OR ew -> ex
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bn RSHIFT 2 -> bo
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er OR es -> et
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eu OR fa -> fb
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jp OR ka -> kb
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ea AND eb -> ed
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k AND m -> n
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et RSHIFT 3 -> ev
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et RSHIFT 5 -> ew
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hz RSHIFT 1 -> is
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ki OR kj -> kk
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NOT h -> i
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lv LSHIFT 15 -> lz
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as RSHIFT 1 -> bl
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hu LSHIFT 15 -> hy
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iw AND ix -> iz
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lf RSHIFT 1 -> ly
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fp OR fv -> fw
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1 AND am -> an
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ap LSHIFT 1 -> bj
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u LSHIFT 1 -> ao
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b RSHIFT 5 -> f
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jq AND jw -> jy
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iu RSHIFT 3 -> iw
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ih AND ij -> ik
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NOT iz -> ja
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de OR dk -> dl
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iu OR jf -> jg
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as AND bd -> bf
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b RSHIFT 3 -> e
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jq OR jw -> jx
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iv AND jb -> jd
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cg OR ch -> ci
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iu AND jf -> jh
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lx -> a
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1 AND cc -> cd
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ly OR lz -> ma
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NOT el -> em
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1 AND bh -> bi
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fb AND fd -> fe
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lf OR lq -> lr
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bn RSHIFT 3 -> bp
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bn AND by -> ca
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af AND ah -> ai
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cf LSHIFT 1 -> cz
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dw OR dx -> dy
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gj AND gu -> gw
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jg AND ji -> jj
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jr OR js -> jt
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bl OR bm -> bn
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gj RSHIFT 2 -> gk
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cj OR cp -> cq
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gj OR gu -> gv
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b OR n -> o
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o AND q -> r
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bi LSHIFT 15 -> bm
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dy RSHIFT 1 -> er
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cu AND cw -> cx
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iw OR ix -> iy
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hc OR hd -> he
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0 -> c
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db OR dc -> dd
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kk RSHIFT 2 -> kl
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eq LSHIFT 1 -> fk
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dz OR ef -> eg
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NOT ed -> ee
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lw OR lv -> lx
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fw AND fy -> fz
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dz AND ef -> eh
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jp RSHIFT 3 -> jr
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lg AND lm -> lo
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ci RSHIFT 2 -> cj
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be AND bg -> bh
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lc LSHIFT 1 -> lw
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hm AND ho -> hp
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jr AND js -> ju
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1 AND io -> ip
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cm AND co -> cp
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ib OR ic -> id
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NOT bf -> bg
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fo RSHIFT 5 -> fr
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ip LSHIFT 15 -> it
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jt AND jv -> jw
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jc AND je -> jf
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du OR dt -> dv
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NOT fx -> fy
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aw AND ay -> az
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ge LSHIFT 15 -> gi
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NOT ak -> al
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fm OR fn -> fo
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ff AND fh -> fi
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ci RSHIFT 5 -> cl
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cz OR cy -> da
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NOT ey -> ez
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NOT ju -> jv
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NOT ls -> lt
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kk AND kv -> kx
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NOT ii -> ij
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kl AND kr -> kt
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jk LSHIFT 15 -> jo
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e OR f -> g
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NOT bs -> bt
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hi AND hk -> hl
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hz OR ik -> il
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ek AND em -> en
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ao OR an -> ap
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dv LSHIFT 1 -> ep
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an LSHIFT 15 -> ar
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fo RSHIFT 1 -> gh
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NOT im -> in
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kk RSHIFT 1 -> ld
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hw LSHIFT 1 -> iq
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ec AND ee -> ef
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hb LSHIFT 1 -> hv
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kb AND kd -> ke
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x AND ai -> ak
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dd AND do -> dq
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aq OR ar -> as
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iq OR ip -> ir
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dl AND dn -> do
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iu RSHIFT 5 -> ix
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as OR bd -> be
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NOT go -> gp
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fk OR fj -> fl
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jm LSHIFT 1 -> kg
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NOT cv -> cw
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dp AND dr -> ds
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dt LSHIFT 15 -> dx
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et RSHIFT 1 -> fm
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dy RSHIFT 3 -> ea
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fp AND fv -> fx
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NOT p -> q
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dd RSHIFT 2 -> de
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eu AND fa -> fc
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ba AND bc -> bd
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dh AND dj -> dk
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lr AND lt -> lu
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he RSHIFT 1 -> hx
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ex AND ez -> fa
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df OR dg -> dh
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fj LSHIFT 15 -> fn
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NOT kx -> ky
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gk OR gq -> gr
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dy RSHIFT 2 -> dz
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gh OR gi -> gj
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lj AND ll -> lm
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x OR ai -> aj
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bz AND cb -> cc
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1 AND lu -> lv
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as RSHIFT 3 -> au
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ce OR cd -> cf
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il AND in -> io
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dd RSHIFT 1 -> dw
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NOT lo -> lp
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c LSHIFT 1 -> t
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dd RSHIFT 3 -> df
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dd RSHIFT 5 -> dg
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lh AND li -> lk
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lf RSHIFT 5 -> li
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dy RSHIFT 5 -> eb
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NOT kt -> ku
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at OR az -> ba
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x RSHIFT 3 -> z
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NOT lk -> ll
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lb OR la -> lc
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1 AND r -> s
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lh OR li -> lj
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ln AND lp -> lq
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kk RSHIFT 5 -> kn
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ea OR eb -> ec
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ci AND ct -> cv
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b RSHIFT 2 -> d
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jp RSHIFT 1 -> ki
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NOT cr -> cs
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NOT jd -> je
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jp RSHIFT 2 -> jq
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jn OR jo -> jp
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lf RSHIFT 3 -> lh
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1 AND ds -> dt
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lf AND lq -> ls
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la LSHIFT 15 -> le
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NOT fg -> fh
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at AND az -> bb
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au AND av -> ax
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kw AND ky -> kz
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v OR w -> x
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kk OR kv -> kw
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ks AND ku -> kv
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kh LSHIFT 1 -> lb
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1 AND kz -> la
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NOT kc -> kd
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x RSHIFT 2 -> y
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et OR fe -> ff
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et AND fe -> fg
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NOT ac -> ad
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jl OR jk -> jm
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1 AND jj -> jk
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bn RSHIFT 1 -> cg
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NOT kp -> kq
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ci RSHIFT 3 -> ck
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ev AND ew -> ey
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1 AND ke -> kf
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cj AND cp -> cr
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ir LSHIFT 1 -> jl
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NOT gw -> gx
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as RSHIFT 2 -> at
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iu RSHIFT 1 -> jn
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cy LSHIFT 15 -> dc
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hg OR hh -> hi
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ci RSHIFT 1 -> db
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au OR av -> aw
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km AND kn -> kp
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gj RSHIFT 1 -> hc
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iu RSHIFT 2 -> iv
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ab AND ad -> ae
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da LSHIFT 1 -> du
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NOT bw -> bx
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km OR kn -> ko
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ko AND kq -> kr
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bv AND bx -> by
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kl OR kr -> ks
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1 AND ht -> hu
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df AND dg -> di
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NOT ag -> ah
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d OR j -> k
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d AND j -> l
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b AND n -> p
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gf OR ge -> gg
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gg LSHIFT 1 -> ha
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bn RSHIFT 5 -> bq
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bo OR bu -> bv
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1 AND gy -> gz
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s LSHIFT 15 -> w
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NOT ie -> if
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as RSHIFT 5 -> av
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bo AND bu -> bw
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hz AND ik -> im
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bp AND bq -> bs
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b RSHIFT 1 -> v
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NOT l -> m
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bp OR bq -> br
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g AND i -> j
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br AND bt -> bu
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t OR s -> u
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hz RSHIFT 5 -> ic
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gk AND gq -> gs
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fl LSHIFT 1 -> gf
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he RSHIFT 3 -> hg
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gz LSHIFT 15 -> hd
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hf OR hl -> hm
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1 AND gd -> ge
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fo OR fz -> ga
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id AND if -> ig
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fo AND fz -> gb
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gr AND gt -> gu
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he OR hp -> hq
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fq AND fr -> ft
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ga AND gc -> gd
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fo RSHIFT 2 -> fp
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gl OR gm -> gn
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hg AND hh -> hj
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NOT hn -> ho
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gl AND gm -> go
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he RSHIFT 5 -> hh
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NOT gb -> gc
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hq AND hs -> ht
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hz RSHIFT 3 -> ib
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hz RSHIFT 2 -> ia
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fq OR fr -> fs
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hx OR hy -> hz
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he AND hp -> hr
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gj RSHIFT 5 -> gm
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hf AND hl -> hn
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hv OR hu -> hw
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NOT hj -> hk
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gj RSHIFT 3 -> gl
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fo RSHIFT 3 -> fq
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he RSHIFT 2 -> hf
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