Parx 1- 1 4 6 2- 7 2 3 1 value here? 3- 4 6 1 4- 3 1a 4 5- 5 8 3 6- 5 8 4 7- 9 2 7 8- 4 7 5 9- 2 4 10 10- 2 5 10