berting

i need to write a program which inputs an integer value, checks that it is possitive, and outputs its factorial,using formulas factorial(0)=1 factorial(n)=n*factorial(n-1) sample output: input possitive number: 6 factoral of 6is: 720

hello can yu help me with my assignment??? i need to write a program which produces a simple multiplication tableof the following formatfor integers in range 1 to 9 sample output: input number: 9 input limit: 9 1x1=1 1x2=2 .... 9x9=81