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- public class Population
- {
- public static void main(String[] args){
- double organism;
- int days;
- double increase;
- Scanner input = new Scanner(System.in);
- System.out.print("Enter the starting number organisms: ");
- organism = input.nextDouble();
- while(organism < 2){
- System.out.print("Invalid. Must be at least 2. Re-enter: ");
- organism = input.nextDouble();
- }
- System.out.print("Enter the daily increase: ");
- increase = input.nextDouble();
- while(increase < 0){
- System.out.print("Invalid. Enter a non-negative number: ");
- increase = input.nextDouble();
- }
- System.out.print("Enter the number of days the organisms will multiply: ");
- days = input.nextInt();
- while(days < 1){
- System.out.print("Invalid. Enter 1 or more: ");
- days = input.nextInt();
- }
- System.out.println("Day Organisms");
- System.out.println("-----------------------------");
- System.out.println("1"+ " " +organism);
- for( int i = 2; i <= days; i++){
- organism += organism*increase;
- System.out.println(i+" "+organism);
- }
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