kylieCat

def fermat(n):
	if n == 2:
		return True
	if not n & 1:
		return False
	return pow(2, n-1, n) == 1
	
# benchmark of 10000 iterations of fermat(100**10-1); Which is not prime.

# 10000 calls, 21141 per second.

kylieCat

To Make Cheese Sauce

I usually make 2 lbs of medium - large shells.

For every lb. of pasta:

• 1 1/2 cups milk
• 1 1/2 tbsp. flour
• 1 1/2 Tbsp. unsalted butter - very important you use unsalted butter throughout
• 1 1/2 cups shredded cheese

kylieCat

## Welcome
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