HMMT 二月 2000 · 团队赛 · 第 11 题
HMMT February 2000 — Team Round — Problem 11
题目详情
英文原题
- Find all p olynomials f ( x ) with integer o eÆ ien ts such that the o eÆ ien ts of b othf ( x ) and [ f ( x )℄ lie in the set f 0 ; 1 ; 1 g 3
解析
英文解析
- f ( x ) is either 0 or something of the form x , where m 0.