Something like (change to fit your variables):
while ( numberEntered < 0 )
{
System.out.print( "Enter a non-negative integer!" );
numberEntered = Integer.parseInt(input.nextLine());
...
Type: Posts; User: GregBrannon
Re: Beginner Question--Sum of numbers program; Validation
Something like (change to fit your variables):
while ( numberEntered < 0 )
{
System.out.print( "Enter a non-negative integer!" );
numberEntered = Integer.parseInt(input.nextLine());
...