add: numbers and strings exercises

08-numbers-and-strings/01-numbers/exercises/01-do-some-calculations/main.go

@@ -8,7 +8,8 @@
 package main
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Do Some Calculations
+//
 //  1. Print the sum of 50 and 25
 //  2. Print the difference of 50 and 15.5
 //  3. Print the product of 50 and 0.5
@@ -26,9 +27,4 @@ package main
 // ---------------------------------------------------------
 
 func main() {
-	// ADD YOUR CODE BELOW
-	// USE `fmt.Println` for each question
-
-	// UNCOMMENT IT FIRST, THEN DO NOT TOUCH THIS CODE
-	// fmt.Println(x)
 }

08-numbers-and-strings/01-numbers/exercises/02-fix-the-float/main.go

@@ -10,7 +10,8 @@ package main
 import "fmt"
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Fix the Float
+//
 //  Fix the program to print 2.5 instead of 2
 //
 // EXPECTED OUTPUT

08-numbers-and-strings/01-numbers/exercises/03-precedence/main.go

@@ -10,7 +10,8 @@ package main
 import "fmt"
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Precedence
+//
 //  Change the expressions to produce the expected outputs
 //
 // RESTRICTION

08-numbers-and-strings/01-numbers/exercises/04-incdecs/main.go

@@ -8,7 +8,8 @@
 package main
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Incdecs
+//
 //  1. Increase the `counter` 5 times
 //  2. Decrease the `factor` 2 times
 //  3. Print the product of counter and factor

08-numbers-and-strings/01-numbers/exercises/05-manipulate-a-counter/main.go

@@ -10,7 +10,8 @@ package main
 import "fmt"
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Manipulate a Counter
+//
 //  1. Write the simplest line of code to increase
 //     the counter variable by 1.
 //

08-numbers-and-strings/01-numbers/exercises/06-simplify-the-assignments/main.go

@@ -10,7 +10,8 @@ package main
 import "fmt"
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Simplify the Assignments
+//
 //  Simplify the code (refactor)
 //
 // RESTRICTION

08-numbers-and-strings/01-numbers/exercises/07-circle-area/main.go

@@ -12,7 +12,8 @@ import (
 )
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Circle Area
+//
 //  Calculate the area of a circle from the given radius
 //
 // CIRCLE AREA FORMULA

08-numbers-and-strings/01-numbers/exercises/08-sphere-area/main.go

@@ -12,7 +12,8 @@ import (
 )
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Sphere Area
+//
 //  1. Get the radius from the command-line
 //  2. Convert it to a float64
 //  3. Calculate the surface area of a sphere

08-numbers-and-strings/01-numbers/exercises/09-sphere-volume/main.go

@@ -12,7 +12,8 @@ import (
 )
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Sphere Volume
+//
 //  1. Get the radius from the command-line
 //  2. Convert it to a float64
 //  3. Calculate the volume of a sphere

08-numbers-and-strings/01-numbers/exercises/README.md

@@ -0,0 +1,19 @@
+# Numbers, Precedence, and Assignment Operations
+
+1. **[Do Some Calculations](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/01-numbers/exercises/01-do-some-calculations)**
+
+2. **[Fix the Float](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/01-numbers/exercises/02-fix-the-float)**
+
+3. **[Precedence](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/01-numbers/exercises/03-precedence)**
+
+4. **[IncDecs](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/01-numbers/exercises/04-incdecs)**
+
+5. **[Manipulate a Counter](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/01-numbers/exercises/05-manipulate-a-counter)**
+
+6. **[Simplify the Assignments](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/01-numbers/exercises/06-simplify-the-assignments)**
+
+7. **[Circle Area](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/01-numbers/exercises/07-circle-area)**
+
+8. **[Sphere Area](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/01-numbers/exercises/08-sphere-area)**
+
+9. **[Sphere Volume](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/01-numbers/exercises/09-sphere-volume)**

08-numbers-and-strings/02-strings/README.md

@@ -0,0 +1,18 @@
+# Basic Strings
+
+1. **[Windows Path](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/02-strings/exercises/01-windows-path)**
+
+2. **[Print JSON](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/02-strings/exercises/02-print-json)**
+
+3. **[Raw Concat](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/02-strings/exercises/03-raw-concat)**
+
+4. **[Count the Chars](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/02-strings/exercises/04-count-the-chars)**
+
+5. **[Improved Banger](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/02-strings/exercises/05-improved-banger)**
+
+6. **[ToLowercase](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/02-strings/exercises/06-tolowercase)**
+
+7. **[Trim It](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/02-strings/exercises/07-trim-it)**
+
+8. **[Right Trim It](https://github.com/inancgumus/learngo/tree/master/08-numbers-and-strings/02-strings/exercises/08-right-trim-it)**
+

08-numbers-and-strings/02-strings/exercises/01-windows-path/main.go

@@ -10,7 +10,8 @@ package main
 import "fmt"
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Windows Path
+//
 //  1. Change the following program
 //  2. It should use a raw string literal instead
 //

08-numbers-and-strings/02-strings/exercises/02-print-json/main.go

@@ -10,7 +10,8 @@ package main
 import "fmt"
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Print JSON
+//
 //  1. Change the following program
 //  2. It should use a raw string literal instead
 //

08-numbers-and-strings/02-strings/exercises/03-raw-concat/main.go

@@ -10,7 +10,8 @@ package main
 import "fmt"
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Raw Concat
+//
 //  1. Initialize the name variable
 //     by getting input from the command line
 //

08-numbers-and-strings/02-strings/exercises/04-count-the-chars/main.go

@@ -13,7 +13,8 @@ import (
 )
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Count the Chars
+//
 //  1. Change the following program to work with unicode
 //     characters.
 //

08-numbers-and-strings/02-strings/exercises/05-improved-banger/main.go

@@ -14,7 +14,8 @@ import (
 )
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Improved Banger
+//
 //  Change the Banger program the work with Unicode
 //  characters.
 //

08-numbers-and-strings/02-strings/exercises/06-tolowercase/main.go

@@ -8,12 +8,17 @@
 package main
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: ToLowercase
+//
 //  1. Look at the documentation of strings package
 //  2. Find a function that changes the letters into lowercase
 //  3. Get a value from the command-line
 //  4. Print the given value in lowercase letters
 //
+// HINT
+//  Check out the strings package from Go online documentation.
+//  You will find the lowercase function there.
+//
 // INPUT
 //  "SHEPARD"
 //

08-numbers-and-strings/02-strings/exercises/07-trim-it/main.go

@@ -12,7 +12,8 @@ import (
 )
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Trim It
+//
 //  1. Look at the documentation of strings package
 //  2. Find a function that trims the spaces from
 //     the given string

08-numbers-and-strings/02-strings/exercises/08-right-trim-it/main.go

@@ -12,7 +12,8 @@ import (
 )
 
 // ---------------------------------------------------------
-// EXERCISE
+// EXERCISE: Right Trim It
+//
 //  1. Look at the documentation of strings package
 //  2. Find a function that trims the spaces from
 //     only the right-most part of the given string