int population = in.nextInt(); // echo positive version: System.out.println(Math.abs(popultation)); // set population to positive version: population = Math.abs(population);
double square_area = ...; double side = Math.sqrt(square_area);
int ave_population = Math.round((float)(pop1 + pop2 + pop3) / 3.0);
double computed_score = ... double exam_score = Math.max( );
java.util.Scanner in = new java.util.Scanner(System.in);