begin comment library 1; real autocorrelationcoefficientnumber1; autocorrelationcoefficientnumber1 := 0.0; begin real autocorrelationcoefficientnumber2; autocorrelationcoefficientnumber2 := 1.0; outreal(1, autocorrelationcoefficientnumber1 + autocorrelationcoefficientnumber2 ) end end