树上有5只猴子，树下有2只猴子，一共有几只猴子？*^:d-Y2n2T)\
算式：提示3b2`1`;@7]1K*^:d-Y2n2T)\
答：一共有(g5t/~*c,a;z0D只猴子。*^:d-Y2n2T)\