push all exercices

ch3/1/ch3_1.go

@@ -0,0 +1,13 @@
+package main
+
+import "fmt"
+
+func main() {
+	var greetings = []string{"Hello", "Hola", "नमस्कार", "こんにちは", "Привіт"}
+	var a = greetings[:2]
+	var b = greetings[1:4]
+	var c = greetings[3:]
+	fmt.Println(a)
+	fmt.Println(b)
+	fmt.Println(c)
+}

ch3/1/go.mod

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+module ch3_1
+
+go 1.25.0

ch3/2/ch3_2.go

@@ -0,0 +1,9 @@
+package main
+
+import "fmt"
+
+func main() {
+	var message string = "Hi 👩 and 👨"
+	var msgRunes []rune = []rune(message)
+	fmt.Println(string(msgRunes[3]))
+}

ch3/2/go.mod

@@ -0,0 +1,3 @@
+module ch3_2
+
+go 1.25.0

ch3/3/ch3_3.go

@@ -0,0 +1,29 @@
+package main
+
+import "fmt"
+
+func main() {
+	type Employee struct {
+		firstName string
+		lastName  string
+		id        int
+	}
+
+	firstVal := Employee{
+		"Ivan",
+		"Ivanov",
+		1,
+	}
+	secondVal := Employee{
+		firstName: "Peter",
+		lastName:  "Petrov",
+		id:        2,
+	}
+	var thirdVal Employee
+	thirdVal.firstName = "Sergei"
+	thirdVal.lastName = "Sidorov"
+	thirdVal.id = 3
+	fmt.Println(firstVal)
+	fmt.Println(secondVal)
+	fmt.Println(thirdVal)
+}

ch3/3/go.mod

@@ -0,0 +1,3 @@
+module ch3_3
+
+go 1.25.0