< 50 objects permutations
< 50 objects permutations
Out of context: Reply #10
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- rabattski0
unfit, look here, see the difference in problem and the difference in the solution:
http://library.thinkquest.org/20…E: 4 items. but why ab, ac, ad etc.? because 4 items, imo, is:
1,2,3,4
2,3,4,1
3,4,1,2
...thus 4! and not 3! right?