Write C++ statements to do the following:a) Declare int variable num1 and num2.b) Prompt the user to input two numbers. c) Assign the first input number to num1 and the second input number to num2d) Output num1, num2, and 2 times (num1 minus num2). Your output must identify each variable name followed by its value, then the expression for 2 times (num1 minus num2) followed by its value.