使用埃拉托色尼筛选法(the Sieve of Eratosthenes)在一定范围内求素数及反素数(Emirp)
Programming1.3Inthisproblem,you'llbeaskedtofindalltheprimenumbersfrom1to1000.Primenumbersareusedinallkindsofcircumstances,particularlyinfieldssuchascryptography,hashingamongmanyothers.Anymethodwillbes