In this post we will learn what is a factorial number and make a program for calculate this. A factorial number is the product of all the previous numbers, an example is:
factorial of 3= 1x2x3=6
so a posible option to calculate this thru a program is whit a while
and as you can see it workssss!
another program to use conditionals its a good practice, see you on the next post
COOL programming blog 
This is an interesting program, but it is not good like my programs
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Do you have some references to understand better the topic?
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