num1, num2 = 15,10
print("x =",num1)
print("y =",num2)
print(num1,"+",num2,"=",num1+num2)
print(num1,"-",num2,"=",num1-num2)
print(num1,"/",num2,"=",num1/num2)
print(num1,"//",num2,"=",num1//num2)
print(num1,"resto",num2,"=",num1%num2)