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How many 4 digit combinations can you get using numbers 0-9..?

  • random -

    If zero is allowed to be a leading digit, then

    10*10*10*10 if numbers can be repeated.

  • random -

    Yeah, I figured it's 10,000..but I'm trying to see if there are all 10,000 combinations online somewhere. I doubt it though.

  • random -

    you can write them down in a few hours.
    start with
    0000
    0001
    0002, and so on. Have fun.

  • random -

    I tried, It just confused me even more haha

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