Added solutions

Aufgabe1/circle.go

@@ -0,0 +1,16 @@
+package main
+
+import (
+	"fmt"
+	"math"
+)
+
+type Circle struct {
+	radius        float64
+}
+
+func main() {
+	circle := Circle{radius: 6.4}
+	circumference := 2 * math.Pi * circle.radius
+	fmt.Println(circumference)
+}

Aufgabe1/test.go

@@ -1,6 +0,0 @@
-package main
-
-import "fmt"
-
-//Idee: Wordcount nutzt forloops und bisschen logik
-

Aufgabe2/wordcount.go

@@ -0,0 +1,25 @@
+package main
+
+import (
+    "fmt"
+    "strings"
+)
+
+func main() {
+    fruits := "ananas orange apfel apfel\n aprikose kirche"
+
+    words := strings.Split(fruits, " ")
+
+    wordCount := make(map[string]int)
+
+    for _, word := range words {
+        word = strings.ReplaceAll(word, "\n", ""); // Wenn man newlines entfernen will
+        if strings.HasPrefix(word, "a") {
+            wordCount[word]++
+        }
+    }
+
+    for word, count := range wordCount {
+        fmt.Printf("%T: %v \n", word, count);
+    }
+}

Aufgabe3/channelZählen.go

@@ -0,0 +1,26 @@
+package main
+
+import "fmt"
+
+func count(start, end int, ch chan int) {
+	for i := start; i <= end; i++ {
+		ch <- i
+	}
+}
+
+func printCh(ch chan int) {
+	for i := 0; i < 10; i++ {
+		fmt.Println(<-ch)
+	}
+}
+
+func main() {
+	channel1to5 := make(chan int)
+	channel6to10 := make(chan int)
+
+	go count(1, 10, channel1to5)
+	go count(6, 10, channel6to10)
+
+	printCh(channel1to5)
+	printCh(channel6to10)
+}

bascis.go

@@ -26,6 +26,11 @@ func main() {
 
 	fmt.Printf("%d + %d = %d \n", num2, num, result);
 
+	for i := 0; i <= 6; i++ {		// Alle Zahlen von 0 - 6
+		if i%2 == 0 {				// Filtert nach gerade Zahlen
+			fmt.Println(i);
+		}
+	}
 
 	text := "Willkommen zu unserem Go Vortrag!";
 	words := strings.Fields(text);