# def calculators(a,b):


def add(a,b):
    return a+b
def sub(a,b):
    return a-b
def mul(a,b):
    return a*b
def div(a,b):
    return a/b
#
# print("1:SUM,2:SUB,3:MUL,4:DIV",end="")
# choice=input("enter the choice(1/2/3/4):")
# a=int(input("enter a"))
# b=int(input("enter b"))
#
# if choice =='1':
#     print(add(a,b))
#
# elif choice=='2':
#     print(sub(a,b))
# elif choice=='3':
#     print(mul(a,b))
# elif choice=='4':
#     print(div(a,b))
# else:
#     print("invalid choice")




