Added star-shapes exercise

star-shapes/main.go

@@ -0,0 +1,58 @@
+package main
+
+import "fmt"
+
+func main() {
+	var numStar int
+	var numShape int
+
+	fmt.Println("How many stars do you want?")
+	fmt.Printf("    Stars: ")
+	fmt.Scan(&numStar)
+
+	fmt.Printf("\n")
+
+	fmt.Println("Which shape would you like?\n    Line [1]\n    Square [2]\n    Flag [3]")
+	fmt.Printf("Shape: ")
+	fmt.Scan(&numShape)
+
+	switch numShape {
+	case 1:
+		println("Line")
+	case 2:
+		fmt.Println("Square")
+	case 3:
+		fmt.Println("Flag")
+	default:
+		fmt.Println("Invalid input, please use either 1, 2 or 3.")
+	}
+	//flag(numStar)
+}
+
+func line(num int) {
+	for i := 0; i < num; i++ {
+		fmt.Printf("* ")
+	}
+	fmt.Printf("\n")
+}
+
+func square(num int) {
+	for i := 0; i < num; i++ {
+		for i := 0; i < num; i++ {
+			fmt.Printf("* ")
+		}
+		fmt.Printf("\n")
+	}
+}
+
+func flag(num int) {
+	for a := 0; a < num; a++ {
+		for i := -1; i < a; i++ {
+			fmt.Printf("* ")
+		}
+		fmt.Printf("\n")
+	}
+	for i := 0; i < num/2; i++ {
+		println("*")
+	}
+}