diePair1:DiePair::new
diePair1:DiePair::roll
diePair1:DiePair::total
diePair1:DiePair::doubles
diePair2:DiePair::new
diePair2:DiePair::roll
diePair2:DiePair::total
diePair2:DiePair::doubles
die1:Die::new
die1:Die::roll
die2:Die::new
die2:Die::roll
die3:Die::new
die3:Die::roll
die4:Die::new
die4:Die::roll