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8. Build up a skip list (initially empty) from the following four insertions. (5 points) 2 (i-2, two heads),-1 (i-0, tails), 3 ( í-3, three heads), 15 (i-1, one heads). Show transcribed image text 8. Build up a skip list (initially empty) from the following four insertions. (5 points) 2 (i-2, two heads),-1 (i-0, tails), 3 ( í-3, three heads), 15 (i-1, one heads).
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