print("calculator")
#adding two numbers
print("Enter the values for addition")
a=input()
b=input()
print'Sum is',a+b
#subtraction of number
print("Enter the values for subtraction")
a=input()
b=input()
print"Difference is" ,a-b
#Multiplication of numbers
print("Enter numbers to be multiplied")
a=input()
b=input()
print"Product is" ,a*b
#Division of numbers
print("Enter numbers to divide")
a=input()
b=input()
print"Remainder is" ,a%b
print"Quotient" ,a/b