clea clos all crea dbf c:\tmp (a值 n(7,3), x1 n(7,3), x2 n(7,3),x3 n(14,3)) for i=1 to 10 input "请输入你要计算的数字: " to a inse into tmp(a值,x1,x2,x3) valu(a,a+100,a*7,a^2) endfor go top brow noed retu