round    number    factorial    parameter               display
1                6              6-1                5                Factorial is 6*5
2                5              5-1                4                Factorial is 6*5*4
3                4              4-1                3                Factorial is 6*5*4*3
.
.
.
.
.
.
10
*หมายเหตุ ในรูปแบบตารางน่ะคะ