frogandcode

require 'test/unit'

# Note: Encrypted strings used to validate the tests below code were generated at:
# http://www.braingle.com/brainteasers/codes/caesar.php
# So if the tests pass, they either validate my code or we both have the same bugs :)
class CaesarCipherTest < Test::Unit::TestCase
  QUICK_BROWN_FOX = "the quick brown fox jumps over the lazy dog"
  QUICK_BROWN_FOX_SHIFT_3 = "wkh txlfn eurzq ira mxpsv ryhu wkh odcb grj"
  DEAR_BRUTUS = "The fault, dear Brutus, lies not in our stars but in ourselves."
  

frogandcode

print("Gimme an integer and I’ll tell you if it’s prime:")

number = int(input())

def is_prime(number):
    divisor = 2 # Start with most likely factor and increment

    while divisor <= (number / 2):
        if ((number % divisor) == 0): return False
        divisor += 1

frogandcode

print("Prime numbers under 100:")

def is_prime(number):
    divisor = 2 # Start with most likely factor and increment

    while divisor <= (number / 2):
        if ((number % divisor) == 0): return False
        divisor += 1

    return True