refactor: 6th section first two lectures exercises and questions

06-variables/01-basic-data-types/exercises/01-print-the-literals/main.go

@@ -8,12 +8,18 @@
 package main
 
 // ---------------------------------------------------------
-// EXERCISE
-//  1- Print a few integer literals
-//  2- Print a few float literals
-//  3- Print true and false bool literals
-//  4- Print your name using a string literal
-//  5- Print a non-english sentence using a string literal
+// EXERCISE: Print the literals
+//
+//  1. Print a few integer literals
+//
+//  2. Print a few float literals
+//
+//  3. Print true and false bool literals
+//
+//  4. Print your name using a string literal
+//
+//  5. Print a non-english sentence using a string literal
+//
 // ---------------------------------------------------------
 
 func main() {

06-variables/01-basic-data-types/exercises/02-print-hexes/main.go

@@ -12,18 +12,19 @@ import "fmt"
 // THIS EXERCISE IS OPTIONAL
 
 // ---------------------------------------------------------
-// EXERCISE
-//  1- Print 0 to 9 in hexadecimal
-//  2- Print 10 to 15 in hexadecimal
-//  3- Print 17 in hexadecimal
-//  4- Print 25 in hexadecimal
-//  5- Print 50 in hexadecimal
-//  6- Print 100 in hexadecimal
+// EXERCISE: Print hexes
 //
-// NOTES
-//  https://stackoverflow.com/questions/910309/how-to-turn-hexadecimal-into-decimal-using-brain
+//  1. Print 0 to 9 in hexadecimal
 //
-// https://simple.wikipedia.org/wiki/Hexadecimal_numeral_system
+//  2. Print 10 to 15 in hexadecimal
+//
+//  3. Print 17 in hexadecimal
+//
+//  4. Print 25 in hexadecimal
+//
+//  5. Print 50 in hexadecimal
+//
+//  6. Print 100 in hexadecimal
 //
 // EXPECTED OUTPUT
 //  0 1 2 3 4 5 6 7 8 9
@@ -32,6 +33,12 @@ import "fmt"
 //  25
 //  50
 //  100
+//
+// NOTES
+//  https://stackoverflow.com/questions/910309/how-to-turn-hexadecimal-into-decimal-using-brain
+//
+// https://simple.wikipedia.org/wiki/Hexadecimal_numeral_system
+//
 // ---------------------------------------------------------
 
 func main() {

06-variables/01-basic-data-types/exercises/README.md

@@ -0,0 +1,7 @@
+1. **[Print the literals](https://github.com/inancgumus/learngo/tree/master/06-variables/01-basic-data-types/exercises/01-print-the-literals)**
+
+    Print a few values using the literals
+
+2. **[Print hexes](https://github.com/inancgumus/learngo/tree/master/06-variables/01-basic-data-types/exercises/02-print-hexes)** (optional exercise)
+
+    Print numbers in hexadecimals

06-variables/02-declarations/exercises/01-int/main.go

@@ -8,9 +8,11 @@
 package main
 
 // ---------------------------------------------------------
-// EXERCISE
-//  1- Declare and print a variable with a float64 type
-//  2- The declared variable's name should be: brightness
+// EXERCISE: Declare int
+//
+//  1. Declare and print a variable with an int type
+//
+//  2. The declared variable's name should be: height
 //
 // EXPECTED OUTPUT
 //  0

06-variables/02-declarations/exercises/02-bool/main.go

@@ -8,9 +8,11 @@
 package main
 
 // ---------------------------------------------------------
-// OPTIONAL EXERCISE
-//  1- Declare and print a bool variable
-//  2- The variable's name should be: isOn
+// EXERCISE: Declare bool
+//
+//  1. Declare and print a bool variable
+//
+//  2. The variable's name should be: isOn
 //
 // EXPECTED OUTPUT
 //  false

06-variables/02-declarations/exercises/03-float64/main.go

@@ -8,9 +8,11 @@
 package main
 
 // ---------------------------------------------------------
-// EXERCISE
-//  1- Declare and print a variable with an int type
-//  2- The declared variable's name should be: height
+// EXERCISE: Declare float64
+//
+//  1. Declare and print a variable with a float64 type
+//
+//  2. The declared variable's name should be: brightness
 //
 // EXPECTED OUTPUT
 //  0

06-variables/02-declarations/exercises/04-string/main.go

@@ -8,9 +8,11 @@
 package main
 
 // ---------------------------------------------------------
-// EXERCISE
-//  1- Declare a string variable
-//  2- Print that variable
+// EXERCISE: Declare string
+//
+//  1. Declare a string variable
+//
+//  2. Print that variable
 //
 // EXPECTED OUTPUT
 //  ""

06-variables/02-declarations/exercises/05-undeclarables/main.go

@@ -8,8 +8,9 @@
 package main
 
 // ---------------------------------------------------------
-// EXERCISE
-//  1- Declare the variables below:
+// EXERCISE: Undeclarables
+//
+//  1. Declare the variables below:
 //      3speed
 //      !speed
 //      spe?ed
@@ -17,7 +18,7 @@ package main
 //      func
 //      package
 //
-//  2- Observe the error messages
+//  2. Observe the error messages
 //
 // NOTE
 //  The types of the variables are not important.

06-variables/02-declarations/exercises/06-with-bits/main.go

@@ -8,8 +8,9 @@
 package main
 
 // ---------------------------------------------------------
-// EXERCISE
-//  1- Declare a few variables using the following types
+// EXERCISE: Declare with bits
+//
+//  1. Declare a few variables using the following types
 //    int
 //    int8
 //    int16
@@ -24,8 +25,9 @@ package main
 //    rune
 //    byte
 //
-// 2- Observe their output
-// 3- After you've done, check out the solution
+// 2. Observe their output
+//
+// 3. After you've done, check out the solution
 //    and read the comments there
 //
 // EXPECTED OUTPUT

06-variables/02-declarations/exercises/07-multiple/main.go

@@ -8,7 +8,8 @@
 package main
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Multiple
+//
 //  1. Declare two variables using
 //     multiple variable declaration statement
 //

06-variables/02-declarations/exercises/08-multiple-2/main.go

@@ -8,7 +8,8 @@
 package main
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Multiple #2
+//
 //  1. Declare and initialize two string variables
 //     using multiple variable declaration
 //

06-variables/02-declarations/exercises/09-unused/main.go

@@ -8,10 +8,13 @@
 package main
 
 // ---------------------------------------------------------
-// EXERCISE
-//  1- Declare a variable
-//  2- Variable's name should be: isLiquid
-//  3- Discard it using a blank-identifier
+// EXERCISE: Unused
+//
+//  1. Declare a variable
+//
+//  2. Variable's name should be: isLiquid
+//
+//  3. Discard it using a blank-identifier
 //
 // NOTE
 //  Do not print the variable

06-variables/02-declarations/exercises/10-package-variable/main.go

@@ -8,10 +8,11 @@
 package main
 
 // ---------------------------------------------------------
-// EXERCISE
-//  1- Declare a variable in the package-scope
+// EXERCISE: Package Variable
 //
-//  2- Observe whether something happens when you don't
+//  1. Declare a variable in the package-scope
+//
+//  2. Observe whether something happens when you don't
 //     use it
 // ---------------------------------------------------------
 

06-variables/02-declarations/exercises/11-wrong-doer/main.go

@@ -8,11 +8,14 @@
 package main
 
 // ---------------------------------------------------------
-// EXERCISE
-//  1- Print a variable
-//  2- Then declare it
+// EXERCISE: Wrong doer
+//
+//  1. Print a variable
+//
+//  2. Then declare it
 //  (This means: Try to print it before its declaration)
-//  3- Observe the error
+//
+//  3. Observe the error
 // ---------------------------------------------------------
 
 func main() {

06-variables/02-declarations/exercises/README.md

@@ -0,0 +1,25 @@
+# Declare and Print Variables
+
+Warm up. Declare a few variables and get some experience. Get used to the variable declaration syntax.
+
+1. **[Declare int](https://github.com/inancgumus/learngo/tree/master/06-variables/02-declarations/exercises/01-int)**
+
+2. **[Declare bool](https://github.com/inancgumus/learngo/tree/master/06-variables/02-declarations/exercises/02-bool)**
+
+3. **[Declare float64](https://github.com/inancgumus/learngo/tree/master/06-variables/02-declarations/exercises/03-float64)**
+
+4. **[Declare string](https://github.com/inancgumus/learngo/tree/master/06-variables/02-declarations/exercises/04-string)**
+
+5. **[Declare undeclarables](https://github.com/inancgumus/learngo/tree/master/06-variables/02-declarations/exercises/05-undeclarables)**
+
+6. **[Declare with bits](https://github.com/inancgumus/learngo/tree/master/06-variables/02-declarations/exercises/06-with-bits)**
+
+7. **[Declare multiple](https://github.com/inancgumus/learngo/tree/master/06-variables/02-declarations/exercises/07-multiple)**
+
+8. **[Declare multiple 2](https://github.com/inancgumus/learngo/tree/master/06-variables/02-declarations/exercises/08-multiple-2)**
+
+9. **[Declare an unused variable](https://github.com/inancgumus/learngo/tree/master/06-variables/02-declarations/exercises/09-unused)**
+
+10. **[Declare a package variable](https://github.com/inancgumus/learngo/tree/master/06-variables/02-declarations/exercises/10-package-variable)**
+
+11. **[Use before declare](https://github.com/inancgumus/learngo/tree/master/06-variables/02-declarations/exercises/11-wrong-doer)**