add: if statement exercises

11-if/exercises/03-arg-count/solution/main.go

@@ -0,0 +1,33 @@
+// For more tutorials: https://blog.learngoprogramming.com
+//
+// Copyright © 2018 Inanc Gumus
+// Learn Go Programming Course
+// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
+//
+
+package main
+
+import (
+	"fmt"
+	"os"
+)
+
+func main() {
+	var (
+		args = os.Args
+		l    = len(args) - 1
+	)
+
+	if l == 0 {
+		fmt.Println("Give me args")
+	} else if l == 1 {
+		fmt.Printf("There is one: %q\n", args[1])
+	} else if l == 2 {
+		fmt.Printf(
+			`There are two: "%s %s"`+"\n",
+			args[1], args[2],
+		)
+	} else {
+		fmt.Printf("There are %d arguments\n", l)
+	}
+}