#Permutations

12 messages · Page 1 of 1 (latest)

obtuse zephyrBOT
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lament oasis
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que

desert quartz
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um what

open turtle
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the first one is relatively easy.

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just take the amount of permutations without the number 0 being on the first digit

desert quartz
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so its supposed to be 9.9.8.5

open turtle
desert quartz
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imagine 4 boxes

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where u have to fill the first box with how many numbers u have. say n. then the next box with n-1 and the next with the pattern...

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now you have found out how many numbers would be in each box

versed fox