T 10 2 1 July 8, 2019 16 32 64 128 T 10 2 16 0 T 2 10 14 7t 10 t 2 1 T 2 11t 10 0 Neptune t 10 1 1 2 water meter 2 t 10 10 T 2 10 13 T 2 10 12 T 2 10 11 3 10 t 2 )= 12 T 2 12t 10 0 T 2 10t 10 Neptune t 10 1 1 2 Qquad left t 10 right 2 16 0 T 2 15 class 10