lr中生产随机数的高效新方法----转自云层blogchar*randstring1(intslen) lr中生产随机数的高效新方法----转自云层blog char*randstring1(intslen) { inti,randid; chartemp[100]=""; charcharacter_set[52]={'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z','a','b','c','d','e','f'
