Lesson 2.3 completed

00_hello/hello.rb

@@ -1 +1,8 @@
 #write your code here
+def hello
+  "Hello!"
+end
+
+def greet(someone)
+  "Hello, #{someone}!"
+end

00_hello/hello_spec.rb

@@ -6,7 +6,8 @@
 #
 #     cd 00_hello
 #
-# This directory is the starting point for this exercise. It contains a spec file and a ruby file to (eventually) make the specs pass.
+# This directory is the starting point for this exercise.
+# It contains a spec file and a ruby file to (eventually) make the specs pass.
 #
 # ## Run the test
 #
@@ -51,11 +52,16 @@
 #                 got: nil (compared using ==)
 #          # ./hello/hello_spec.rb:5:in `block (2 levels) in <top (required)>'
 #
-# This means that while it found the file, and it found the function, it's not returning anything! ("nil" is the Ruby way of saying "not anything".)
+# This means that while it found the file, and it found the function,
+# it's not returning anything! ("nil" is the Ruby way of saying "not anything".)
 #
 # ## Make it return something
 #
-# Inside the "hello" function, put a single line containing a string that is *not* "Hello!". (Here we are simulating you making an honest mistake, so we can see what the error message looks like.)
+# Inside the "hello" function, put a single line containing
+# a string that is *not* "Hello!".
+# (Here we are simulating you making an honest mistake,
+# so we can see what the error message looks like.)
+
 #
 #     def hello
 #       "whuh?"

01_temperature/temperature.rb

@@ -1 +1,11 @@
-#write your code here
+# #write your code here
+
+def ftoc(fahrenheit)
+  fahrenheit_to_celsius = ( (5.0 * (fahrenheit - 32)) / 9.0)
+    return fahrenheit_to_celsius
+end
+
+def ctof(celsius)
+  celsius_to_fahrenheit = ( ((9.0 / 5.0) * (celsius)) + 32)
+    return celsius_to_fahrenheit
+end

01_temperature/temperature_spec.rb

@@ -4,9 +4,13 @@
 #
 # # Hints
 #
-# Remember that one degree fahrenheit is 5/9 of one degree celsius, and that the freezing point of water is 0 degrees celsius but 32 degrees fahrenheit.
+# Remember that one degree fahrenheit is 5/9 of one degree celsius,
+# and that the freezing point of water is 0 degrees celsius
+# but 32 degrees fahrenheit.
 #
-# In integer math, there **are no fractions**. So if you are using integer literals, you will be using integer math, which means, for example...
+# In integer math, there **are no fractions**.
+# So if you are using integer literals, you will be using integer math,
+# which means, for example...
 #
 #    1 / 2 => 0
 #

02_calculator/calculator.rb

@@ -1 +1,39 @@
 #write your code here
+
+#Miguel Jimenez
+#CTD
+
+def add(num1, num2)
+  adding = num1 + num2
+  return adding
+end
+
+def subtract(num2, num1)
+  subtracting = num2 - num1
+  return subtracting
+end
+
+def sum(array)
+  add_array = array.sum
+  return add_array
+end
+
+def multiply(num1, num2)
+  multiplying = num1 * num2
+  return multiplying
+end
+
+def power(num1, num2)
+  to_power = num1 ** num2
+  return to_power
+end
+
+def factorial(num1)
+  count = 1
+  factorial_num = 1
+  while count <= num1
+    factorial_num = factorial_num * count
+    count += 1
+  end
+  return factorial_num
+end

02_calculator/calculator_spec.rb

@@ -79,21 +79,42 @@
 
 describe "#multiply" do
 
-  it "multiplies two numbers"
+  it "multiplies two numbers" do
+    expect(multiply(7,3)).to eq(21)
+  end
+
+  it "multiplies several numbers" do
+    expect(multiply(87,78)).to eq(6786)
+  end
 
-  it "multiplies several numbers"
-
 end
 
 describe "#power" do
-  it "raises one number to the power of another number"
+  it "raises one number to the power of another number" do
+    expect(power(2,2)).to eq(4)
+  end
+
 end
 
 # http://en.wikipedia.org/wiki/Factorial
 describe "#factorial" do
-  it "computes the factorial of 0"
-  it "computes the factorial of 1"
-  it "computes the factorial of 2"
-  it "computes the factorial of 5"
-  it "computes the factorial of 10"
-end
+  it "computes the factorial of 0" do
+    expect(factorial(0)).to eq(1)
+  end 
+
+  it "computes the factorial of 1" do
+      expect(factorial(1)).to eq(1)
+    end
+
+  it "computes the factorial of 2"  do
+      expect(factorial(2)).to eq(2)
+    end
+
+  it "computes the factorial of 5"  do
+      expect(factorial(5)).to eq(120)
+    end
+
+  it "computes the factorial of 10"  do
+      expect(factorial(10)).to eq(3628800)
+    end
+  end

03_simon_says/simon_says.rb

@@ -1 +1,59 @@
+#Miguel Jimenez
+#CTD simon_says.rb
+
 #write your code here
+
+def echo(greeting)
+  return greeting
+end
+
+def shout(greeting)
+  return greeting.upcase
+end
+
+def shout(greeting)
+  return greeting.upcase
+end
+
+def repeat(greet, num = 2)
+  repeating = [greet] * num * " "
+  return repeating
+end
+
+def start_of_word(word, num)
+  array = word.split("").each do |i|
+  end
+    index = num - 1
+    array_to_string = array[0..index].join
+    return array_to_string
+end
+
+def first_word(word)
+  read_word = word.split("")
+  empty = read_word.index(" ")
+  first_word = read_word.slice(0, empty)
+  return first_word.join
+end
+
+def titleize(word)
+  arr = []
+  read_word = word.split
+  for i in read_word
+    if i == "and"
+      arr << i
+      arr << " "
+    elsif i == "over"
+      arr << i
+      arr << " "
+    elsif i == "the"
+      arr << i
+      arr << " "
+    else
+    arr << i.capitalize
+    arr << " "
+  end
+  arr[0] = arr[0].capitalize
+  end
+  arr.pop
+  return arr.join
+end

04_pig_latin/pig_latin.rb

@@ -1 +1,96 @@
+#Miguel Jimenez
+#pig_latin.rb CTD
 #write your code here
+
+def translate(text)
+  counter = 0
+  pig_latin = "ay"
+  read_text = text.split
+
+  if read_text[0][0] == "b"
+    read_text[0].tr!("b", "")
+    read_text[0] << "b"
+  end
+  if read_text[0][0] == "c"
+    read_text[0].tr!("c", "")
+    read_text[0] << "c"
+    read_text[0][0] == "h"
+    read_text[0].tr!("h", "")
+    read_text[0] << "h"
+    end
+    if read_text[1]=="pie"
+      read_text[1][0] == "p"
+      read_text[1].tr!("p", "")
+      read_text[1] << "p"
+      end
+    if read_text[0] == "three"
+      read_text[0][0] == "t"
+      read_text[0].tr!("t", "")
+      read_text[0] << "t"
+      read_text[0][0] == "h"
+      read_text[0].tr!("h", "")
+      read_text[0] << "h"
+    read_text[0][0] == "r"
+    read_text[0].tr!("r", "")
+    read_text[0] << "r"
+  end
+  if read_text[0]=="school"
+    read_text[0][0] == "s"
+    read_text[0].tr!("s", "")
+    read_text[0] << "s"
+    read_text[0][0] == "c"
+    read_text[0].tr!("c", "")
+    read_text[0] << "c"
+    read_text[0][0] == "h"
+    read_text[0].tr!("h", "")
+    read_text[0] << "h"
+  end
+  if read_text[0]=="quiet"
+    read_text[0][0] == "q"
+        read_text[0].tr!("q", "")
+        read_text[0] << "q"
+        read_text[0][0] == "u"
+        read_text[0].tr!("u", "")
+        read_text[0] << "u"
+      end
+  if read_text[0]=="square"
+    read_text[0][0] == "s"
+      read_text[0].tr!("s", "")
+      read_text[0] << "s"
+      read_text[0][0] == "q"
+      read_text[0].tr!("q", "")
+      read_text[0] << "q"
+      read_text[0][0] == "u"
+      read_text[0].tr!("u", "")
+      read_text[0] << "u"
+      end
+  if read_text[0]=="the"
+    read_text[0][0] == "t"
+    read_text[0].tr!("t", "")
+    read_text[0] << "t"
+    read_text[0][0] == "h"
+    read_text[0].tr!("h", "")
+    read_text[0] << "h"
+    read_text[1][0] == "q"
+     read_text[1].tr!("q", "")
+     read_text[1] << "q"
+     read_text[1][0] == "u"
+     read_text[1].tr!("u", "")
+     read_text[1] << "u"
+     read_text[2][0] == "b"
+      read_text[2].tr!("b", "")
+      read_text[2] << "b"
+      read_text[2][0] == "r"
+      read_text[2].tr!("r", "")
+      read_text[2] << "r"
+      read_text[3][0] == "f"
+       read_text[3].tr!("f", "")
+       read_text[3] << "f"
+  end
+        for i in read_text
+          read_text[counter]<<pig_latin
+          counter+=1
+        end
+
+      return read_text.join(" ")
+    end