Find last row of non empty cell using excel formula

Question

This is little weird to ask but what i want is, identify last row of a non-empty cell in a column. I know Match and Row function but it will not help here.

Important:

1. Remember range selection is entire column A:A
2. Only Excel formula, no VBA or macro

Data:

Answer 1

只是这个公式：

=LOOKUP(2,1/(A:A<>""),ROW(A:A))

Answer 2

选择整行并按住 Ctrl + 向下箭头键以找出一行中的非空单元格