alexmahone
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How many bit strings contain exactly eight 0s and 10 1s if every 0 must be immediately followed by a 1?
Alexmahone said:How many bit strings contain exactly eight 0s and 10 1s if every 0 must be immediately followed by a 1?
I like Serena said:Attempt? (Wondering)
Alexmahone said:x01x01x01x01x01x01x01x01x
I thought that since there are 9 positions for the 9th 1 and 8 positions for the 10th 1, there would be 9x8=72 strings. But this is just wrong since the 1s are indistinguishable.