# sprogram for simple calculator

i=int(input("enter the value of i:"))
j=int(input("enter the value of j:"))
o=input("what do you want to do?,+,-,/,*: ")

def add():
    return i+j
def sub(a,b):
    return a-b
def mult(a,b):     
    return a*b
def div(a,b):
    return a/b
if (o=='+'):
  	  print("addition=", add())
elif (o=='-'):
   		print("subtraction=", sub(50,90))
elif (o=='*'):
      print("multipication=", mult())
elif (o=='/'): 
      print("divison=", div())     
            	
