#!/usr/bin/python3.8
def main():
	x=None
	y=None
	try:

		x=input("Δωσε x:")
		y=input("Δωσε y:")
		if x.isnumeric():
			x=eval(x)
		if y.isnumeric():
			y=eval(y)
		z=x+y
		print(z)
	except Exception as e:
		print("Exception:",stre(e))


if __name__=="__main__":
	main()