autolisp程序设计及其应用教程第3章例程序 数组(defunallay2-1(LLA/ijaij)(setqi-1LLLnil)(repeat(lengthll);按外层表,即按行数循环(setqi(1+i)j-1)(repeat(length(cadarLL));按第二层嵌套表,即按列数循环(setqj(1+j)aij(read(strca