100 lines
1.9 KiB
Go
100 lines
1.9 KiB
Go
package aoclib
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import (
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"bufio"
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"fmt"
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"log"
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"os"
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"strconv"
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"time"
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)
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type Puzzle struct {
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FromFile string
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RawInput []string
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RawInputInt []int
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}
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func (p *Puzzle) ReadInputFromFile() {
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fh, err := os.Open(p.FromFile)
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if err != nil {
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log.Fatal("fopen error:", err)
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}
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defer fh.Close()
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p.RawInput = []string{}
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scanner := bufio.NewScanner(fh)
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for scanner.Scan() {
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p.RawInput = append(p.RawInput, scanner.Text())
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}
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if err := scanner.Err(); err != nil {
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log.Fatal("scanner error:", err)
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}
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}
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func (p *Puzzle) GetInputArray() []string {
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if len(p.RawInput) == 0 && len(p.FromFile) != 0 {
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p.ReadInputFromFile()
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}
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return p.RawInput
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}
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func (p *Puzzle) GetInputArrayInt() []int {
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if len(p.RawInputInt) == 0 {
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for _, v := range p.GetInputArray() {
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value, err := strconv.Atoi(v)
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if err != nil {
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log.Fatal("Cannot convert string to int:", v)
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} else {
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p.RawInputInt = append(p.RawInputInt, value)
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}
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}
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}
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return p.RawInputInt
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}
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func (p *Puzzle) GetInput2DArrayInt() [][]int {
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var ret [][]int
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for _, v := range p.GetInputArray() {
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var thisIntLine []int
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for _, c := range v {
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value, err := strconv.Atoi(string(c))
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if err != nil {
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log.Fatalf("Cannot convert string to int: (%c in %s)", c, v)
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} else {
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thisIntLine = append(thisIntLine, value)
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}
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}
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ret = append(ret, thisIntLine)
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}
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return ret
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}
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func (p Puzzle) Solve(partFunction func(p Puzzle) interface{}, day int, part int, timeit bool, timeitNumber int) {
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var result interface{}
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if !timeit {
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result = partFunction(p)
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fmt.Printf(
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"Result for day %d, part %d: %#v\n",
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day, part, result,
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)
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} else {
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start := time.Now()
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for i := 0; i < timeitNumber; i++ {
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result = partFunction(p)
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}
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elapsed := time.Duration(int64(time.Since(start)) / int64(timeitNumber))
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fmt.Printf(
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"Result for day %d, part %d: %#v (avg over %d runs: %s)\n",
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day, part, result, timeitNumber, elapsed,
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)
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}
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}
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