Odpowiedź:
1/3, 1 i 1/3, 3 i 2/3, 5 i 1/3, 6 i 1/3, 6 i 2/3
53 i 3/9, 54 i 4/9, 55 i 4/9, 55 i 8/9, 56 i 5/9
17 i 2/7, 18 i 6/7, 19 i 4/7, 20 i 1/7, 21 i 5/7
