#!/usr/bin/end python3
# demonstrates basic mathematical operators
a=5
b=3
print("a+b: %d + %d = %d"%(a,b,a+b))     #addition(+)        
print("a-b: %d - %d = %d"%(a,b,a-b))     #addition(+)
print("a/b: %d / %d = %f"%(a,b,a/b))     #division(/)
print("a*b: %d * %d = %d"%(a,b,a*b))     #multiplication(*)
print("a%%b: %d %% %d = %d"%(a,b,a%b))   #modulus(%)
print("a**b: %d %% %d = %d"%(a,b,a**b))  #exponent(**)