question: public static int parseTime ( String input ) { Scanner scanner = new Scanner ( input . trim ( ) ) ; scanner . useLocale ( Locale . ENGLISH ) ; int time ; if ( input . contains ( ":" ) ) { scanner . useDelimiter ( ":" ) ; if ( ! scanner . hasNextLong ( ) ) { return 0 ; } long minutes = scanner . nextLong ( ) ; if ( minutes < 0 ) { return 0 ; } if ( ! scanner . hasNextDouble ( ) ) { return 0 ; } double seconds = scanner . nextDouble ( ) ; if ( seconds < 0.0 || seconds >= 60.0 ) { return 0 ; } time = ( int ) ( 60000 * minutes + 1000 * seconds ) ; } else { if ( ! scanner . hasNextDouble ( ) ) { return 0 ; } double seconds = scanner . nextDouble ( ) ; if ( seconds < 0.0 ) { return 0 ; } time = ( int ) ( 1000 * seconds ) ; } return 10 * ( ( time + 5 ) / 10 ) ; }
target:  Converts times such as 00:00.00 into int for storage Code shamelessly stolen from Prisma Puzzle Timer (love you).