
import sys

def add_all(nums):
	return sum(nums)

def multiply_all(nums):
	return reduce(lambda a, b: a * b, nums)

if __name__== '__main__':
	command = sys.argv[1]
	nums = map(float, sys.argv[2:])
	if command == 'add':
		print(add_all(nums))
	elif command == 'multiply':
		print(multiply_all(nums))


import sys

def add_all(nums):
	return sum(nums)

def multiply_all(nums):
	return reduce(lambda a, b: a * b, nums)

if __name__== '__main__':
	command = sys.argv[1]
	nums = map(float, sys.argv[2:])
	if command == 'add':
		print(add_all(nums))
	elif command == 'multiply':
		print(multiply_all(nums))
	elif command == 'min':
		print(min(nums))
	else:
		usage = "calc.py [add|multiply|min] NUM1 [NUM2 [NUM3 [...]]]"
		print(usage)

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