@[flyloong](/user/1007865) 你算的是n[0]*n[1]\*n[2]\*n[3]\*...，实际上应该算n[0]\*1+n[1]\*2+...
by cff_0102 @ 2023-07-17 14:11:49
@[cff_0102](/user/542457) 谢谢dalao
by flyloong @ 2023-07-17 15:02:40