From 9806e012841c0458e32b3aa561f693e64d77b9ed Mon Sep 17 00:00:00 2001
From: Paul Waldmann <paul@norsestack.com>
Date: Sat, 17 Nov 2018 21:58:29 +0800
Subject: [PATCH] fix: printf exercises

* Improvements to exercise solutions
* Fix grammar in exercise
---
 07-printf/exercises/01-print-your-age/main.go            | 2 +-
 07-printf/exercises/01-print-your-age/solution/main.go   | 2 +-
 07-printf/exercises/06-print-the-type/solution/main.go   | 2 +-
 07-printf/exercises/07-print-the-type-2/solution/main.go | 2 +-
 07-printf/exercises/08-print-the-type-3/solution/main.go | 2 +-
 07-printf/exercises/09-print-the-type-4/solution/main.go | 2 +-
 6 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/07-printf/exercises/01-print-your-age/main.go b/07-printf/exercises/01-print-your-age/main.go
index 38aa673..1563fca 100644
--- a/07-printf/exercises/01-print-your-age/main.go
+++ b/07-printf/exercises/01-print-your-age/main.go
@@ -13,7 +13,7 @@ package main
 //  Print your age using Prinft
 //
 // EXPECTED OUTPUT
-//  My age is 30 years old.
+//  I'm 30 years old.
 //
 // NOTE
 //  You should change 30 to your age, of course.
diff --git a/07-printf/exercises/01-print-your-age/solution/main.go b/07-printf/exercises/01-print-your-age/solution/main.go
index daeb312..57854ce 100644
--- a/07-printf/exercises/01-print-your-age/solution/main.go
+++ b/07-printf/exercises/01-print-your-age/solution/main.go
@@ -10,5 +10,5 @@ package main
 import "fmt"
 
 func main() {
-	fmt.Printf("My age is %d years old.\n", 30)
+	fmt.Printf("I'm %d years old.\n", 30)
 }
diff --git a/07-printf/exercises/06-print-the-type/solution/main.go b/07-printf/exercises/06-print-the-type/solution/main.go
index 115ce8f..f00d57c 100644
--- a/07-printf/exercises/06-print-the-type/solution/main.go
+++ b/07-printf/exercises/06-print-the-type/solution/main.go
@@ -10,5 +10,5 @@ package main
 import "fmt"
 
 func main() {
-	fmt.Printf("Type of %d is %T\n", 3, 3)
+	fmt.Printf("Type of %d is %[1]T\n", 3)
 }
diff --git a/07-printf/exercises/07-print-the-type-2/solution/main.go b/07-printf/exercises/07-print-the-type-2/solution/main.go
index 2c6315d..ef5c25d 100644
--- a/07-printf/exercises/07-print-the-type-2/solution/main.go
+++ b/07-printf/exercises/07-print-the-type-2/solution/main.go
@@ -10,5 +10,5 @@ package main
 import "fmt"
 
 func main() {
-	fmt.Printf("Type of %f is %T\n", 3.14, 3.14)
+	fmt.Printf("Type of %.2f is %[1]T\n", 3.14)
 }
diff --git a/07-printf/exercises/08-print-the-type-3/solution/main.go b/07-printf/exercises/08-print-the-type-3/solution/main.go
index 24644ec..154332a 100644
--- a/07-printf/exercises/08-print-the-type-3/solution/main.go
+++ b/07-printf/exercises/08-print-the-type-3/solution/main.go
@@ -10,5 +10,5 @@ package main
 import "fmt"
 
 func main() {
-	fmt.Printf("Type of %s is %T\n", "hello", "hello")
+	fmt.Printf("Type of %s is %[1]T\n", "hello")
 }
diff --git a/07-printf/exercises/09-print-the-type-4/solution/main.go b/07-printf/exercises/09-print-the-type-4/solution/main.go
index 0ebeb5c..5951834 100644
--- a/07-printf/exercises/09-print-the-type-4/solution/main.go
+++ b/07-printf/exercises/09-print-the-type-4/solution/main.go
@@ -10,5 +10,5 @@ package main
 import "fmt"
 
 func main() {
-	fmt.Printf("Type of %t is %T\n", true, true)
+	fmt.Printf("Type of %t is %[1]T\n", true)
 }