First draft of day 6

day06/inputs

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+../inputs

day06/race.go

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+package main
+
+import (
+    "fmt"
+//    "strings"
+    "bufio"
+//    "math"
+    "os"
+    "strconv"
+	"regexp"
+	"sync"
+)
+
+type Race struct {
+    mu 				sync.Mutex
+    temp_modify  	int
+}
+
+func (r *Race) WeRaceBoys(wg *sync.WaitGroup) {
+    r.mu.Lock()
+    r.mu.Unlock()
+    wg.Done()
+}
+
+func check(e error) {
+    if e != nil {
+        panic(e)
+    }
+}
+
+func PrintAndWait(x ...any) {
+    fmt.Print(x...)
+    fmt.Scanln() 
+}
+
+func main() {
+
+	file, err := os.Open("./inputs/day06_test_input")
+	check(err)
+	defer file.Close()
+
+	r := Race{}
+	_ = r
+
+	var wg sync.WaitGroup
+	_ = wg
+
+   	// Regex that finds the numbers in a row
+	renum := regexp.MustCompile("[0-9]+")
+	_ = renum
+
+	scanner := bufio.NewScanner(file)
+	time, distance := make([]int, 0), make([]int, 0)
+	tempStrings := make([]string, 0)
+	// Generic, would work for more rows
+	for scanner.Scan() {
+    	tempStrings = append(tempStrings, scanner.Text())
+	}
+	// Now populate time and distance
+	timeStr := renum.FindAllString(tempStrings[0], - 1)
+	distStr := renum.FindAllString(tempStrings[1], - 1)
+
+	// Both should be the same length
+	for i := range timeStr {
+    	num, _ := strconv.Atoi(timeStr[i])
+    	time = append(time, num)
+    	num, _ = strconv.Atoi(distStr[i])
+    	distance = append(distance, num)
+	}
+	PrintAndWait(time, distance) 
+}

inputs/day06_input

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+Time:        59     79     65     75
+Distance:   597   1234   1032   1328

inputs/day06_test_input

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+Time:      7  15   30
+Distance:  9  40  200