python Cheat Sheet

name = " Natnicha Wangchinda "
print (name.upper())
print (name.lower())
print (name.capitalize())
print (name.title())

#create a program that recieves a number from the user and count down from that number on the same line
#recieve the number from the user as a string
user_number = input ("enter number")
#convert the user number to an integer
number = int(user_number)
#setupthe countdown string
countdown_string = ""
while number > 0:
    #add the number to the string
    #subtract 1 from the number

#write a program the converts a number to binary

#get a number from the user
user_number = input("Please enter a number: ")

#convert to integer
number = int(user_number)

binary_string = ''
while (number > 0):#the numbrer is grater than 0)
    remainder = number % 2
    binary_string = str(remainder) + binary_string
    number = number // 2
    print(number) 
    #print (number)




#after the loop print the binary string
print ("Binary string is", binary_string)


#expected output - 5 = 101
#expected output - 3 = 11
#expected output - 2 = 10

while True:


    user_radius = input("What is the radius?")
    radius = float(user_radius)
    pi = 3.1415
    area = pi radius * 2
    print ("The area of the cirle is", area)
    

mystring = "hello"
print (mystring)
firstname = input ("What is your first name?")
lastname = input ("What is your last name?")
fullname = firstname + " " + lastname
print (fullname)

letternumber = int(input( "What is letter number? "))
if letternumer >len(fullname):
    print ( " invalid letter number, try again! " )
else:

    letter = (fullname[letternumber] )
    print ( letter )
    numberletter = int(input( " How many times to print letter? ")
                       

    if numberletter > 100:
         print ( " Too many letters to print! ")
    else:
         print ( letter * numberletter )

def createList(quitword):
    mylist = []
    while True :
        item = input("Please enter a list item: ")

        if (item == quitword) :
            return (mylist)
        duplicateword = False

        for myvar in mylist:
            if myvar == item:
                duplicateword = True

        if duplicateword == True :
            print('Duplicate word!')
        else:
            mylist.append (item)

mylist = createList("stop")
print (mylist)

# Create a program that recieve a number from the user
# from that number on the same line

#recieve the number from the user as a string
user_number = input

#convert the user number to an integer
number = int(user_number)

#setup the countdown string
countdown_string = ""

while number > ():#the number is greater than 0)
    remainder =
    print (number) 
    #binary_string = 

#output should look like this
# if the user enters 5:
# 5 4 3 2 1
print (countdown_string)