2.1.5 FriCAS

A grade: { 11, 12, 14, 22, 23, 26, 31, 32, 33, 34, 35 }

B grade: { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 13, 15, 16, 17, 18, 19, 20, 21, 24, 25, 27, 28, 29, 30, 36, 37, 38, 40, 42, 43, 44 }

C grade: { }

F grade: { 39, 41 }