例句與造句

1. The normally implemented page segmented sieves of both Eratosthenes and Atkin take space O ( N / \ log N ) plus small sieve segment buffers which are normally sized to fit within the CPU cache sizes; page segmented wheel sieves including special variations of the Sieve of Eratosthenes typically take much more space than this by a significant factor in order to store the required wheel representations; Pritchard's variation of the linear time complexity sieve of Eratosthenes / wheel sieve takes O ( N ^ { 1 / 2 } \ log \ log N / \ log N ) space.
2. It's difficult to find segment buffer in a sentence. 用segment buffer造句挺難的