# Calculator in python

Python Program to get a binary arithmetic expression and solve the expression.

Sample Input 1:

12 + 9

Sample Output 1:

21

Sample Input 2:

4 * 5

Sample Output 2:

20

#### Program or Solution

num1=int(input("Enter first Number:")) op=input("Enter Operation:") num2=int(input("Enter Second Number:")) if op=='+': result=num1+num2 elif op=='-': result=num1-num2 elif op=='*': result=num1*num2 elif op=='/': result=num1/num2 elif op=='%': result=num1%num2 else: result="invalid operation" print(result)

#### Program Explanation

Based on the second input (operator) any one arthmetic operation in chained if will be done