#!/usr/bin/python3
#encryptdecrypt.py
#Takes the input_text and encrypts it, returning the result
def encryptText(input_text,key):
	input_text=input_text.upper()
result = ""
for letter in input_text:
#Ascii Uppercase 65-90 Lowercase 97-122 (Full range 32-126)
ascii_value=ord(letter)
#Exclude non-characters from encryption
if (ord("A") > ascii_value) or (ascii_value > ord("Z")):
result+=letter
else:
#Apply encryption key
key_val = ascii_value+key
#Ensure we just use A-Z regardless of key
if not((ord("A")) < key_val < ord("Z")):
key_val=ord("A")+(key_val-ord("A"))%(ord("Z")-ord("A")+1)
#Add the encoded letter to the result string
result+=str(chr(key_val))return result
#Test function
def main():
print ("Please enter text to scramble:")
#Get user input
try:
user_input = input()
scrambled_result = encryptText(user_input,10)
print ("Result: " + scrambled_result)
print ("To un-scramble, press enter again")
input()
unscrambled_result = encryptText(scrambled_result,-10)
print ("Result: " + unscrambled_result)
except UnicodeDecodeError:
print ("Sorry: Only ASCII Characters are supported")
main()
#End


#!/usr/bin/python3
#encryptdecrypt.py
#Takes the input_text and encrypts it, returning the result
def encryptText(input_text,key):
input_text=input_text.upper()
result = ""
for letter in input_text:
#Ascii Uppercase 65-90 Lowercase 97-122 (Full range 32-126)
ascii_value=ord(letter)
#Exclude non-characters from encryption
if (ord("A") > ascii_value) or (ascii_value > ord("Z")):
result+=letter
else:
#Apply encryption key
key_val = ascii_value+key
#Ensure we just use A-Z regardless of key
if not((ord("A")) < key_val < ord("Z")):
key_val=ord("A")+(key_val-ord("A"))%(ord("Z")-ord("A")+1)
#Add the encoded letter to the result string
result+=str(chr(key_val))
