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This commit is contained in:
Sven Weidauer 2022-11-23 16:45:30 +01:00
parent c7deb3c71d
commit ddf5ec2274
56 changed files with 6756 additions and 1 deletions
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291
2015/Day7/Day7.xcodeproj/project.pbxproj Normal file
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// !$*UTF8*$!
{
archiveVersion = 1;
classes = {
};
objectVersion = 55;
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files = (
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children = (
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2628B53326EE043900ECED43 /* Products */,
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sourceTree = "<group>";
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isa = PBXGroup;
children = (
2628B53226EE043900ECED43 /* Day7 */,
);
name = Products;
sourceTree = "<group>";
};
2628B53426EE043900ECED43 /* Day7 */ = {
isa = PBXGroup;
children = (
2628B53526EE043900ECED43 /* main.swift */,
);
path = Day7;
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2628B52F26EE043900ECED43 /* Frameworks */,
2628B53026EE043900ECED43 /* CopyFiles */,
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buildRules = (
);
dependencies = (
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name = Day7;
productName = Day7;
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projectRoot = "";
targets = (
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CLANG_WARN_COMMA = YES;
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CLANG_WARN_UNREACHABLE_CODE = YES;
CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
COPY_PHASE_STRIP = NO;
DEBUG_INFORMATION_FORMAT = dwarf;
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GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
GCC_WARN_UNDECLARED_SELECTOR = YES;
GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
GCC_WARN_UNUSED_FUNCTION = YES;
GCC_WARN_UNUSED_VARIABLE = YES;
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MTL_FAST_MATH = YES;
ONLY_ACTIVE_ARCH = YES;
SDKROOT = macosx;
SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
SWIFT_OPTIMIZATION_LEVEL = "-Onone";
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CLANG_CXX_LIBRARY = "libc++";
CLANG_ENABLE_MODULES = YES;
CLANG_ENABLE_OBJC_ARC = YES;
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CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
CLANG_WARN_BOOL_CONVERSION = YES;
CLANG_WARN_COMMA = YES;
CLANG_WARN_CONSTANT_CONVERSION = YES;
CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
CLANG_WARN_EMPTY_BODY = YES;
CLANG_WARN_ENUM_CONVERSION = YES;
CLANG_WARN_INFINITE_RECURSION = YES;
CLANG_WARN_INT_CONVERSION = YES;
CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
CLANG_WARN_STRICT_PROTOTYPES = YES;
CLANG_WARN_SUSPICIOUS_MOVE = YES;
CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
CLANG_WARN_UNREACHABLE_CODE = YES;
CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
COPY_PHASE_STRIP = NO;
DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
ENABLE_NS_ASSERTIONS = NO;
ENABLE_STRICT_OBJC_MSGSEND = YES;
GCC_C_LANGUAGE_STANDARD = gnu11;
GCC_NO_COMMON_BLOCKS = YES;
GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
GCC_WARN_UNDECLARED_SELECTOR = YES;
GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
GCC_WARN_UNUSED_FUNCTION = YES;
GCC_WARN_UNUSED_VARIABLE = YES;
MACOSX_DEPLOYMENT_TARGET = 11.5;
MTL_ENABLE_DEBUG_INFO = NO;
MTL_FAST_MATH = YES;
SDKROOT = macosx;
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name = Release;
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buildSettings = {
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DEVELOPMENT_TEAM = 722B335UM5;
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};
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buildSettings = {
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defaultConfigurationName = Release;
};
/* End XCConfigurationList section */
};
rootObject = 2628B52A26EE043900ECED43 /* Project object */;
}

7
2015/Day7/Day7.xcodeproj/project.xcworkspace/contents.xcworkspacedata generated Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<Workspace
version = "1.0">
<FileRef
location = "self:">
</FileRef>
</Workspace>

8
2015/Day7/Day7.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist Normal file
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@ -0,0 +1,8 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>IDEDidComputeMac32BitWarning</key>
<true/>
</dict>
</plist>

531
2015/Day7/Day7/main.swift Normal file
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import Foundation
enum EvaluationError: Error {
case signalMissing(String)
case circularDefinition(String)
}
protocol Context {
func evaluate(_ signal: String) throws -> UInt16
}
enum Ref {
case value(UInt16)
case signal(String)
func evaluate(context: Context) throws -> UInt16 {
switch self {
case .value(let value): return value
case .signal(let name): return try context.evaluate(name)
}
}
}
enum Signal {
case value(Ref)
case and(Ref, Ref)
case leftShift(Ref, amount: Int)
case rightShift(Ref, amount: Int)
case not(Ref)
case or(Ref, Ref)
func evaluate(context: Context) throws -> UInt16 {
switch self {
case .value(let value): return try value.evaluate(context: context)
case .and(let a, let b): return try a.evaluate(context: context) & b.evaluate(context: context)
case .or(let a, let b): return try a.evaluate(context: context) | b.evaluate(context: context)
case .not(let other): return try ~other.evaluate(context: context)
case .leftShift(let other, amount: let amount): return try other.evaluate(context: context) << amount
case .rightShift(let other, amount: let amount): return try other.evaluate(context: context) >> amount
}
}
}
enum ParseError: Error {
case expected(String)
case nameExpected
case intExpected
case operatorExpected
}
extension Scanner {
func expect(_ string: String) throws {
guard scanString(string) != nil else {
throw ParseError.expected(string)
}
}
func circuit() throws -> [String: Signal] {
var result: [String: Signal] = [:]
while !isAtEnd {
let (signal, name) = try connection()
result[name] = signal
}
return result
}
func connection() throws -> (Signal, String) {
let signal = try signal()
try expect("->")
let name = try name()
return (signal, name)
}
func signal() throws -> Signal {
if scanString("NOT") != nil {
let signal = try ref()
return .not(signal)
}
let firstOperand = try ref()
if let op = binaryOperator() {
let secondOperand = try ref()
switch op {
case .and: return .and(firstOperand, secondOperand)
case .or: return .or(firstOperand, secondOperand)
}
}
if let (shift, amount) = try shiftOperator() {
switch shift {
case .left: return .leftShift(firstOperand, amount: amount)
case .right: return .rightShift(firstOperand, amount: amount)
}
}
return .value(firstOperand)
}
enum BinaryOperator: String, CaseIterable {
case and = "AND"
case or = "OR"
}
func oneOf<T>() -> T? where T: RawRepresentable, T: CaseIterable, T.RawValue == String {
for item in T.allCases {
if scanString(item.rawValue) != nil {
return item
}
}
return nil
}
func binaryOperator() -> BinaryOperator? {
oneOf()
}
enum Shift: String, CaseIterable {
case left = "LSHIFT"
case right = "RSHIFT"
}
func shiftOperator() throws -> (Shift, Int)? {
guard let direction: Shift = oneOf() else { return nil }
guard let amount = scanInt() else {
throw ParseError.intExpected
}
return (direction, amount)
}
func ref() throws -> Ref {
if let int = scanInt() {
return .value(UInt16(int))
}
return try .signal(name())
}
func name() throws -> String {
guard let name = scanCharacters(from: .letters) else {
throw ParseError.nameExpected
}
return name
}
}
let input = """
af AND ah -> ai
NOT lk -> ll
hz RSHIFT 1 -> is
NOT go -> gp
du OR dt -> dv
x RSHIFT 5 -> aa
at OR az -> ba
eo LSHIFT 15 -> es
ci OR ct -> cu
b RSHIFT 5 -> f
fm OR fn -> fo
NOT ag -> ah
v OR w -> x
g AND i -> j
an LSHIFT 15 -> ar
1 AND cx -> cy
jq AND jw -> jy
iu RSHIFT 5 -> ix
gl AND gm -> go
NOT bw -> bx
jp RSHIFT 3 -> jr
hg AND hh -> hj
bv AND bx -> by
er OR es -> et
kl OR kr -> ks
et RSHIFT 1 -> fm
e AND f -> h
u LSHIFT 1 -> ao
he RSHIFT 1 -> hx
eg AND ei -> ej
bo AND bu -> bw
dz OR ef -> eg
dy RSHIFT 3 -> ea
gl OR gm -> gn
da LSHIFT 1 -> du
au OR av -> aw
gj OR gu -> gv
eu OR fa -> fb
lg OR lm -> ln
e OR f -> g
NOT dm -> dn
NOT l -> m
aq OR ar -> as
gj RSHIFT 5 -> gm
hm AND ho -> hp
ge LSHIFT 15 -> gi
jp RSHIFT 1 -> ki
hg OR hh -> hi
lc LSHIFT 1 -> lw
km OR kn -> ko
eq LSHIFT 1 -> fk
1 AND am -> an
gj RSHIFT 1 -> hc
aj AND al -> am
gj AND gu -> gw
ko AND kq -> kr
ha OR gz -> hb
bn OR by -> bz
iv OR jb -> jc
NOT ac -> ad
bo OR bu -> bv
d AND j -> l
bk LSHIFT 1 -> ce
de OR dk -> dl
dd RSHIFT 1 -> dw
hz AND ik -> im
NOT jd -> je
fo RSHIFT 2 -> fp
hb LSHIFT 1 -> hv
lf RSHIFT 2 -> lg
gj RSHIFT 3 -> gl
ki OR kj -> kk
NOT ak -> al
ld OR le -> lf
ci RSHIFT 3 -> ck
1 AND cc -> cd
NOT kx -> ky
fp OR fv -> fw
ev AND ew -> ey
dt LSHIFT 15 -> dx
NOT ax -> ay
bp AND bq -> bs
NOT ii -> ij
ci AND ct -> cv
iq OR ip -> ir
x RSHIFT 2 -> y
fq OR fr -> fs
bn RSHIFT 5 -> bq
0 -> c
14146 -> b
d OR j -> k
z OR aa -> ab
gf OR ge -> gg
df OR dg -> dh
NOT hj -> hk
NOT di -> dj
fj LSHIFT 15 -> fn
lf RSHIFT 1 -> ly
b AND n -> p
jq OR jw -> jx
gn AND gp -> gq
x RSHIFT 1 -> aq
ex AND ez -> fa
NOT fc -> fd
bj OR bi -> bk
as RSHIFT 5 -> av
hu LSHIFT 15 -> hy
NOT gs -> gt
fs AND fu -> fv
dh AND dj -> dk
bz AND cb -> cc
dy RSHIFT 1 -> er
hc OR hd -> he
fo OR fz -> ga
t OR s -> u
b RSHIFT 2 -> d
NOT jy -> jz
hz RSHIFT 2 -> ia
kk AND kv -> kx
ga AND gc -> gd
fl LSHIFT 1 -> gf
bn AND by -> ca
NOT hr -> hs
NOT bs -> bt
lf RSHIFT 3 -> lh
au AND av -> ax
1 AND gd -> ge
jr OR js -> jt
fw AND fy -> fz
NOT iz -> ja
c LSHIFT 1 -> t
dy RSHIFT 5 -> eb
bp OR bq -> br
NOT h -> i
1 AND ds -> dt
ab AND ad -> ae
ap LSHIFT 1 -> bj
br AND bt -> bu
NOT ca -> cb
NOT el -> em
s LSHIFT 15 -> w
gk OR gq -> gr
ff AND fh -> fi
kf LSHIFT 15 -> kj
fp AND fv -> fx
lh OR li -> lj
bn RSHIFT 3 -> bp
jp OR ka -> kb
lw OR lv -> lx
iy AND ja -> jb
dy OR ej -> ek
1 AND bh -> bi
NOT kt -> ku
ao OR an -> ap
ia AND ig -> ii
NOT ey -> ez
bn RSHIFT 1 -> cg
fk OR fj -> fl
ce OR cd -> cf
eu AND fa -> fc
kg OR kf -> kh
jr AND js -> ju
iu RSHIFT 3 -> iw
df AND dg -> di
dl AND dn -> do
la LSHIFT 15 -> le
fo RSHIFT 1 -> gh
NOT gw -> gx
NOT gb -> gc
ir LSHIFT 1 -> jl
x AND ai -> ak
he RSHIFT 5 -> hh
1 AND lu -> lv
NOT ft -> fu
gh OR gi -> gj
lf RSHIFT 5 -> li
x RSHIFT 3 -> z
b RSHIFT 3 -> e
he RSHIFT 2 -> hf
NOT fx -> fy
jt AND jv -> jw
hx OR hy -> hz
jp AND ka -> kc
fb AND fd -> fe
hz OR ik -> il
ci RSHIFT 1 -> db
fo AND fz -> gb
fq AND fr -> ft
gj RSHIFT 2 -> gk
cg OR ch -> ci
cd LSHIFT 15 -> ch
jm LSHIFT 1 -> kg
ih AND ij -> ik
fo RSHIFT 3 -> fq
fo RSHIFT 5 -> fr
1 AND fi -> fj
1 AND kz -> la
iu AND jf -> jh
cq AND cs -> ct
dv LSHIFT 1 -> ep
hf OR hl -> hm
km AND kn -> kp
de AND dk -> dm
dd RSHIFT 5 -> dg
NOT lo -> lp
NOT ju -> jv
NOT fg -> fh
cm AND co -> cp
ea AND eb -> ed
dd RSHIFT 3 -> df
gr AND gt -> gu
ep OR eo -> eq
cj AND cp -> cr
lf OR lq -> lr
gg LSHIFT 1 -> ha
et RSHIFT 2 -> eu
NOT jh -> ji
ek AND em -> en
jk LSHIFT 15 -> jo
ia OR ig -> ih
gv AND gx -> gy
et AND fe -> fg
lh AND li -> lk
1 AND io -> ip
kb AND kd -> ke
kk RSHIFT 5 -> kn
id AND if -> ig
NOT ls -> lt
dw OR dx -> dy
dd AND do -> dq
lf AND lq -> ls
NOT kc -> kd
dy AND ej -> el
1 AND ke -> kf
et OR fe -> ff
hz RSHIFT 5 -> ic
dd OR do -> dp
cj OR cp -> cq
NOT dq -> dr
kk RSHIFT 1 -> ld
jg AND ji -> jj
he OR hp -> hq
hi AND hk -> hl
dp AND dr -> ds
dz AND ef -> eh
hz RSHIFT 3 -> ib
db OR dc -> dd
hw LSHIFT 1 -> iq
he AND hp -> hr
NOT cr -> cs
lg AND lm -> lo
hv OR hu -> hw
il AND in -> io
NOT eh -> ei
gz LSHIFT 15 -> hd
gk AND gq -> gs
1 AND en -> eo
NOT kp -> kq
et RSHIFT 5 -> ew
lj AND ll -> lm
he RSHIFT 3 -> hg
et RSHIFT 3 -> ev
as AND bd -> bf
cu AND cw -> cx
jx AND jz -> ka
b OR n -> o
be AND bg -> bh
1 AND ht -> hu
1 AND gy -> gz
NOT hn -> ho
ck OR cl -> cm
ec AND ee -> ef
lv LSHIFT 15 -> lz
ks AND ku -> kv
NOT ie -> if
hf AND hl -> hn
1 AND r -> s
ib AND ic -> ie
hq AND hs -> ht
y AND ae -> ag
NOT ed -> ee
bi LSHIFT 15 -> bm
dy RSHIFT 2 -> dz
ci RSHIFT 2 -> cj
NOT bf -> bg
NOT im -> in
ev OR ew -> ex
ib OR ic -> id
bn RSHIFT 2 -> bo
dd RSHIFT 2 -> de
bl OR bm -> bn
as RSHIFT 1 -> bl
ea OR eb -> ec
ln AND lp -> lq
kk RSHIFT 3 -> km
is OR it -> iu
iu RSHIFT 2 -> iv
as OR bd -> be
ip LSHIFT 15 -> it
iw OR ix -> iy
kk RSHIFT 2 -> kl
NOT bb -> bc
ci RSHIFT 5 -> cl
ly OR lz -> ma
z AND aa -> ac
iu RSHIFT 1 -> jn
cy LSHIFT 15 -> dc
cf LSHIFT 1 -> cz
as RSHIFT 3 -> au
cz OR cy -> da
kw AND ky -> kz
lx -> a
iw AND ix -> iz
lr AND lt -> lu
jp RSHIFT 5 -> js
aw AND ay -> az
jc AND je -> jf
lb OR la -> lc
NOT cn -> co
kh LSHIFT 1 -> lb
1 AND jj -> jk
y OR ae -> af
ck AND cl -> cn
kk OR kv -> kw
NOT cv -> cw
kl AND kr -> kt
iu OR jf -> jg
at AND az -> bb
jp RSHIFT 2 -> jq
iv AND jb -> jd
jn OR jo -> jp
x OR ai -> aj
ba AND bc -> bd
jl OR jk -> jm
b RSHIFT 1 -> v
o AND q -> r
NOT p -> q
k AND m -> n
as RSHIFT 2 -> at
"""
class Evaluator: Context {
var program: [String: Signal]
var stack: [String] = []
init(_ program: [String: Signal]) {
self.program = program
}
func evaluate(_ signal: String) throws -> UInt16 {
guard !stack.contains(signal) else {
throw EvaluationError.circularDefinition(signal)
}
stack.append(signal)
defer { stack.removeLast() }
guard let def = program[signal] else { throw EvaluationError.signalMissing(signal) }
let result = try def.evaluate(context: self)
program[signal] = .value(.value(result))
return result
}
}
let scanner = Scanner(string: input)
var circuit = try scanner.circuit()
let evaluator = Evaluator(circuit)
let a = try evaluator.evaluate("a")
print(a)
circuit["b"] = .value(.value(a))
let otherEvaluator = Evaluator(circuit)
let newA = try otherEvaluator.evaluate("a")
print(newA)