print ("Hola mundo")
a=45
b=5
print("suma:",a+b)
print("resta:",a-b)
print("division:",a/b)
print("multiplicacion:",a*b)
print ("Hola mundo")
a=45
b=5
print("suma:",a+b)
print("resta:",a-b)
print("division:",a/b)
print("multiplicacion:",a*b)