BEFORE: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
INSIDE: 1 2 3 4 104 105 106 107 108 109 110 111 13 14 15 16 17 18 19 20
AFTER: 1 2 3 4 5 6 7 8 9 10 11 111 13 14 15 16 17 18 19 20