判断题:In a tree of degree 4, we have $$n_2+n_3+n_4
In a tree of degree 4, we have $$n_2+n_3+n_4 <n_0$$, where $$n_i$$ is the number of degree $$i$$ nodes for $$0\le i\le 4$$.
答案:TRUE
答案:TRUE