Short cuts of excel (hide and unhide)

Try this ::: to hide / unhide in excel

1.Control(hold) + 0(press and realse)  = to hide column

2.Shift(hold) + Cntl (press and realse) + 0 = to  Unhide (select the cells, where in between hided column exsits)

3.Control(hold) + 9(press and realse)= to hide the Row

4.Shift (hold)+ cntl + 9 (press and realse) = to un hide Rows (select the cells, where in between hided row exsits)