# Noemi Cabrera # 1 October 2021 # In this lab, I practiced using if/else Conditionals along with elif statement, casting from one data type to # another, gathering numeric input using type casting, and performing subtraction, multiplication and # division operations in code # I did not have any difficulties in this lab

# [ In this code, the user enters input on the favorite rainbow color. The function returns the letter and color # it matches with if the letter entered is on the list. If the letter is not on the list, "no match" will print.] # complete rainbow colors fav_color= input("Enter the first letter of your favorite rainbow color (ROYGBIV):").upper() if fav_color == "R": print("R = Red") elif fav_color == "O": print("O = Orange") elif fav_color == "Y": print("Y = Yellow") elif fav_color == "G": print("G = Green") elif fav_color == "B": print("B = Blue") elif fav_color == "I": print("I = Indigo") elif fav_color == "V": print("V = Violet") else: print("no match")

# [In the defined function, the user enters input on the favorite rainbow color. The function returns the letter # and color that matches with the user input. If the letter is not on the list, "no match" will print.] # make the code above into a function rainbow_color() that has a string parameter, # get input and call the function def rainbow_color(color): fav_color= input("Enter the first letter of your favorite rainbow color (ROYGBIV): ").upper() if fav_color == "R": return("R = Red") elif fav_color == "O": return("O = Orange") elif fav_color == "Y": return("Y = Yellow") elif fav_color == "G": return("G = Green") elif fav_color == "B": return("B = Blue") elif fav_color == "I": return("I = Indigo") elif fav_color == "V": return("V = Violet") else: return("no match") print("Your color:") print(rainbow_color("O"))

# [ In this code, the user enters input on their age. If their age is less than 20, the function returns their # age plus 20. If their age is greater than 20, the function returns their age minus 20. ] complete age_20() def age_20(): current_age = int(input("Enter your age:")) if current_age > 20: return current_age - 20 else: return current_age + 20 if age_20() > 20: print(age_20(),"years old","- 20 years more from now") else: print(age_20,"years old","- 20 years difference from now")

# [ This function displays either the age_20() or rainbow_color() functions created previously. # The argument that is inserted when calling the function rainbow_or_age() determines which of the previous # functions will execute. ] create rainbow_or_age() def rainbow_or_age(value): if value.isdigit(): return int(age_20()) elif value.isalpha(): return rainbow_color("g") else: return False rainbow_or_age("28")

# [ This code represents an addition calculator. The user is asked to enter 2 numbers that are added, # and the result is displayed. ] add 2 numbers from input using a cast to integer and display the answer print("This is an addition calculator") num_1= int(input("Enter a number:")) num_2= int(input("Enter a second number:")) total= num_1 + num_2 print(num_1,"+",num_2,"=", total)

# [ This code represents a multiplying calculator. The user is asked to enter 2 numbers that are multiplied, # and the answer is displayed. ] Multiply 2 numbers from input using cast and save the answer as part of a # string "the answer is..." # display the string using print print("This is an multiplying calculator") one= int(input("Enter a number:")) two= int(input("Enter a second number:")) result= one * two print("The answer is", result)

# [ This code represents an average calculator. The user is asked to enter 2 numbers that are added and divided # by 2 to get the average. The result is displayed. ] get input of 2 numbers and display the average: # (num1 + num2) divided by 2 print("This is an average calculator") value1 = int(input("Enter a number:")) value2 = int(input("Enter a second number:")) average= (value1 + value2)/2 print("The average is", average)

# [ In this code, the user is asked to enter 2 numbers. If value1 is greater than value2, then the substraction # of value 2 - value1 is displayed. But if it's not, the else statement will display .] # get input of 2 numbers and subtract the largest from the smallest (use an if statement to see which is larger) # show the answer value1 = int(input("Enter a number:")) value2 = int(input("Enter a second number:")) if value1 > value2: print(value2 - value1) else: print(value1 - value2)

# [ The numbers are stored in variables. If the small number is equal to 0, the result"0" will display. # But if it's not 0, the division between the two will display. ] # Divide a larger number by a smaller number and print the integer part of the result # don't divide by zero! if a zero is input make the result zero # [ To cast the answer as integer the int() function is used.] cast the answer to an integer to cut # off the decimals and print the result l_num = 12 s_num = 6 if s_num == 0: print(0) else: division = l_num / s_num print(int(division))