eric-wieser/2.py

## 2.py
#!/usr/bin/env python
import itertools

def f(a, b, c, d):
    return a*b + b*c + c*d + a*d

print max(f(*p) for p in itertools.permutations([1,2,3,4]))
	#!/usr/bin/env python
	import itertools

	def f(a, b, c, d):
	return ab + bc + cd + ad

	print max(f(*p) for p in itertools.permutations([1,2,3,4]))