# variable declaration

var1 = 100
var2 = 200
var3 = '1'
var4 = '2'

print(var1)

#cancatenate variables

var = var1 + var2 
variable = var1 + int(var3)

print(var)

#delete a variable

del(var2)

#variable conversion

print(float(var1))
print(int(var3))
