# Page 11 math operations
# Page 12 variables

x = 7 # x var name int data type 7 value assigned
# =  assignment
# == in equality to
# === strictly in equality to
y = 3
z = x + y
print(z)  # print() variable value for z

# Page 13 multiple variables
x,y,fname,vipStatus = 10,5,"Bob",True   # x = 10 and y = 5 being pythonic
z = x + y
print(z)  # 15
print(fname)

# Page 14 strings 
fname = "Bob"  # string
lname = 'Smith' # string prefered in Python
fullname = fname +  ' ' + lname
print(fullname)

# Escape the logic of the code for ONE literal char
# Page 15
sentence = 'Bob\'s last name is Smith'  # 2of the single quotes are logical string and 1 is the literal single quote
print(sentence)

# length of the string FL, IA, NY 'data set'
lengthoffname = len(fname)  # len() page 16
print(lengthoffname)  # 3

# Page 17 input() ALWAYS types as string
firstName = input("Enter your first name: ")  # input()
lastName = input("Enter your last name: ")
result = "You entered " + firstName + " " + lastName + " as your full name."
print(result)

# Page 18 - 20 booleans and if keywork

age = int(input("Enter your age: ")) # int(string) casting page 17

if age < 18:
    # True
    print("You can note vote.")
elif age >= 18 and age < 21:
    # Retesting the False with ANOTHER condition
    print("You can vote but not drink.")
elif age >= 21 and age < 72:
    print("You can vote and drink, but not retire.")
else:
    # False AFTER all conditions are testing
    print("You can vote and drink and retire.")

# while keyword page 20
# condition, control, expression or operation
# control variables OUTSIDE of the Loop
i = 1 # control
while i < 10: # condition
    print(i) # operation print()
    # i = i + 1 addition operator
    i += 1 # increment by 1 

# for keyword page 21
for char in "Matusiak": # len(8)
    print(char)