你的a[i-2]和a[i-1]都得%m,不能用x数组,或者是在计算a[i]时分别去%m
by long_ji @ 2023-08-21 14:21:56
@[kun_han](/user/948027)
by long_ji @ 2023-08-21 14:24:43
@[long_ji](/user/947857) 谢谢
by kun_han @ 2023-08-21 14:26:40