1 2 3 4 5 to 11 July 8, 2019 16 32 64 128 1 2 3 4 5 to 110 1+2+3+4+5+6 to 11 1 2 3 4 5 6 до 111 1 2 3 4 5 oss 117 Bài 1 2 3 4 5 trang 112 hóa 9 1 2 3 4 5 en arabe oss 117 The number of functions defined from 1 2 3 4 5 to ab which are 11 is 1 2 + 3 4 1 2 3 4 5 jump 1 - 2 = 4 + 1 + 2 + 3 + 4 + 5
