此处作者的倒数表似乎贴成了负数表。我认为正确的倒数应该如下： 1^-1 = 1 (mod 11); 2^-1 = 6 (mod 11); 3^-1 = 4 (mod 11); 4^-1 = 3 (mod 11); 5^-1 = 9 (mod 11); 6^-1 = 2 (mod 11); 7^-1 = 8 (mod 11); 8^-1 = 7 (mod 11); 9^-1 = 5 (mod 11); 10^-1 = 10(mod 11);