例句與造句

1. Among other contributions, Schroeppel was the first to recognize the sub-exponential running time of certain factoring algorithms.
2. The algorithms known before ( e . g . the baby-step giant-step algorithm ) were of exponential running time.
3. And as far as I know, P ` " NP hasn't been proven either, so anything based on an exponential running time hasn't really been proven.
4. It's difficult to find exponential running time in a sentence. 用exponential running time造句挺難的