Day 14 & 15 progress
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61
2019/day14/input
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61
2019/day14/input
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4 SRWZ, 3 ZGSFW, 1 HVJVQ, 1 RWDSX, 12 BDHX, 1 GDPKF, 23 WFPSM, 1 MPKC => 6 VCWNW
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3 BXVJK, 3 WTPN => 4 GRQC
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5 KWFD => 9 NMZND
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1 DNZQ, 5 CDSP => 3 PFDBV
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4 VSPSC, 34 MPKC, 9 DFNVL => 9 PZWSP
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5 NTXHM => 9 DBKN
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4 JNSP, 4 TCKR, 7 PZWSP => 7 DLHG
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12 CNBS, 3 FNPC => 2 SRWZ
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3 RWDSX, 4 NHSTB, 2 JNSP => 8 TCKR
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24 PGHF, 1 NMZND => 3 RWDSX
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1 DLHG => 9 QSVN
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6 HVJVQ => 2 QSNCW
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4 CHDTJ => 9 FDVNC
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1 HBXF, 1 RWDSX => 7 BWSPN
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2 ZGSFW, 1 KWFD => 8 JNSP
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2 BWSPN, 7 GDPKF, 1 BXVJK => 6 FVQM
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2 MHBH => 6 FNPC
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2 WTPN, 15 GRQC => 3 ZGSFW
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9 LXMLX => 6 CLZT
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5 DFNVL, 1 KHCQ => 4 MHLBR
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21 CNTFK, 3 XHST => 9 CHDTJ
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1 CNTFK => 7 MHBH
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1 GMQDW, 34 GDPKF, 2 ZDGPL, 1 HVJVQ, 13 QSVN, 1 QSNCW, 1 BXVJK => 2 SGLGN
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1 BMVRK, 1 XHST => 8 XHLNT
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23 CXKN => 1 BDKN
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121 ORE => 9 XHST
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4 NTXHM, 4 FNPC, 15 VCMVN => 8 MPKC
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2 ZDGPL, 7 JNSP, 3 FJVMD => 4 GMQDW
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1 LXMLX, 2 BWSPN => 2 DNZQ
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6 WTPN => 9 KCMH
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20 CDSP => 2 VSPSC
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2 QSNCW, 1 BDHX, 3 HBXF, 8 PFDBV, 17 ZDGPL, 1 MHLBR, 9 ZGSFW => 8 FDWSG
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2 VSFTG, 2 DLHG => 9 BDHX
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174 ORE => 5 BMVRK
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2 BMVRK => 2 KWFD
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3 WTPN, 9 TVJPG => 9 CDSP
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191 ORE => 2 CNTFK
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9 FDVNC, 1 MHBH => 8 NTXHM
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3 NHSTB, 2 BXVJK, 1 JNSP => 1 WFPSM
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7 FJVMD => 9 CXKN
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3 GDPKF, 10 QSNCW => 7 ZDGPL
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7 LPXM, 11 VSPSC => 1 LXMLX
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6 RWDSX, 2 NMZND, 1 MPKC => 1 KHCQ
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6 RWDSX => 4 QMJK
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15 MHBH, 28 DBKN, 12 CNBS => 4 PGHF
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20 NMZND, 1 PGHF, 1 BXVJK => 2 LPXM
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1 CDSP, 17 BXVJK => 5 NHSTB
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12 HVJVQ => 3 VSFTG
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2 PGHF, 3 VCMVN, 2 NHSTB => 1 DFNVL
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5 FNPC => 9 HBXF
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3 DPRL => 4 FJVMD
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1 KWFD, 1 TVJPG => 8 VCMVN
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1 FDWSG, 1 VCWNW, 4 BDKN, 14 FDVNC, 1 CLZT, 62 SGLGN, 5 QMJK, 26 ZDGPL, 60 KCMH, 32 FVQM, 15 SRWZ => 1 FUEL
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3 XHLNT => 8 TVJPG
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5 HBXF => 2 HVJVQ
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3 CHDTJ, 15 KWFD => 9 WTPN
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7 CNTFK => 7 CNBS
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1 CNBS => 2 JPDF
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5 JNSP => 8 DPRL
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11 NTXHM => 8 GDPKF
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10 JPDF => 9 BXVJK
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153
2019/day14/main.go
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153
2019/day14/main.go
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package main
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import (
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"fmt"
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"strings"
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helpers "git.bullercodeworks.com/brian/adventofcode/helpers"
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)
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func main() {
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inp := helpers.StdinToStringSlice()
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part1(inp)
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part2(inp)
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}
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var allReactions map[string]*Reaction
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func part1(inp []string) {
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allReactions = make(map[string]*Reaction)
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for _, v := range inp {
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r := NewReaction(v)
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allReactions[r.out] = r
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}
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factory := NewFactory(allReactions)
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factory.setInfinite("ORE", true)
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factory.generate("FUEL")
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fmt.Println("# Part 1")
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fmt.Println("Ore Used:", factory.generated["ORE"])
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}
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func part2(inp []string) {
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allReactions = make(map[string]*Reaction)
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for _, v := range inp {
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r := NewReaction(v)
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allReactions[r.out] = r
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}
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factory := NewFactory(allReactions)
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oreStart := 1000000000000
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factory.setStock("ORE", oreStart)
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fmt.Println("\n# Part 2")
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fmt.Println("Ore in stock", factory.stock["ORE"])
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var out1 string
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for factory.generate("FUEL") {
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clearStr := strings.Repeat("", len(out1))
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out1 = fmt.Sprintf("%s%3d%% (%d)", clearStr, ((factory.stock["ORE"] * 100) / oreStart), factory.generated["FUEL"])
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fmt.Print(out1)
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}
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}
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type Factory struct {
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stock map[string]int
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recipes map[string]*Reaction
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generated map[string]int
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used map[string]int
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infinite map[string]bool
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}
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func NewFactory(recipes map[string]*Reaction) *Factory {
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f := Factory{
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stock: make(map[string]int),
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recipes: recipes,
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generated: make(map[string]int),
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used: make(map[string]int),
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infinite: make(map[string]bool),
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}
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return &f
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}
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func (f *Factory) setStock(chem string, amt int) {
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f.stock[chem] = amt
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}
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func (f *Factory) setInfinite(chem string, is bool) {
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f.infinite[chem] = is
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}
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func (f *Factory) count(chem string) int {
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return f.stock[chem]
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}
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func (f *Factory) use(chem string, amt int) bool {
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if f.count(chem) < amt {
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return false
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}
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f.stock[chem] = f.stock[chem] - amt
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f.used[chem] = f.used[chem] + amt
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return true
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}
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func (f *Factory) generate(chem string) bool {
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if f.infinite[chem] {
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f.stock[chem] = f.stock[chem] + 1
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f.generated[chem] = f.generated[chem] + 1
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return true
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}
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react, ok := f.recipes[chem]
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if !ok {
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return false
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}
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for k, v := range react.in {
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for f.count(k) < v {
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f.generate(k)
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}
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f.use(k, v)
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}
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f.stock[chem] = f.stock[chem] + react.outQty
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f.generated[chem] = f.generated[chem] + react.outQty
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return true
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}
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type Reaction struct {
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in map[string]int
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out string
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outQty int
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ingredients []*Reaction
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}
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func NewReaction(inp string) *Reaction {
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pts := strings.Split(inp, " => ")
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if len(pts) != 2 {
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panic("Invalid Reaction Input: " + inp)
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}
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ret := Reaction{
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in: make(map[string]int),
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}
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inps := strings.Split(pts[0], ", ")
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for k := range inps {
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var qty int
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var prod string
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_, err := fmt.Sscanf(inps[k], "%d %s", &qty, &prod)
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if err != nil {
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panic("Invalid Reaction Input: " + inp)
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}
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ret.in[prod] = qty
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}
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_, err := fmt.Sscanf(pts[1], "%d %s", &ret.outQty, &ret.out)
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if err != nil {
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panic("Invalid Reaction Input: " + inp)
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}
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return &ret
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}
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func (r Reaction) String() string {
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var ret string
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for k, v := range r.in {
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if len(ret) > 0 {
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ret = ret + ","
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}
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ret = fmt.Sprintf("%s %d %s", ret, v, k)
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}
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return fmt.Sprintf("%s => %d %s", ret, r.outQty, r.out)
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}
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6
2019/day14/testinput1
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6
2019/day14/testinput1
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10 ORE => 10 A
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1 ORE => 1 B
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7 A, 1 B => 1 C
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7 A, 1 C => 1 D
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7 A, 1 D => 1 E
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7 A, 1 E => 1 FUEL
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7
2019/day14/testinput2
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7
2019/day14/testinput2
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9 ORE => 2 A
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8 ORE => 3 B
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7 ORE => 5 C
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3 A, 4 B => 1 AB
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5 B, 7 C => 1 BC
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4 C, 1 A => 1 CA
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2 AB, 3 BC, 4 CA => 1 FUEL
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9
2019/day14/testinput3
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9
2019/day14/testinput3
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157 ORE => 5 NZVS
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165 ORE => 6 DCFZ
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44 XJWVT, 5 KHKGT, 1 QDVJ, 29 NZVS, 9 GPVTF, 48 HKGWZ => 1 FUEL
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12 HKGWZ, 1 GPVTF, 8 PSHF => 9 QDVJ
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179 ORE => 7 PSHF
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177 ORE => 5 HKGWZ
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7 DCFZ, 7 PSHF => 2 XJWVT
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165 ORE => 2 GPVTF
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3 DCFZ, 7 NZVS, 5 HKGWZ, 10 PSHF => 8 KHKGT
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