'''
syntax
lmbda argument : manipulate(argument)
'''
# def add(a,b):
#     return a+b

# add = lambda x,y:x+y
# print(add(4,10))


# def x(val):
#     return val[0]
# a=[(1,2),(67,5),(4,90)]
# # a.sort(key=lambda x:x[0])
# a.sort(key=x)
# print(a)

