5557: Repression压制（ABC207A）

There are three cards on the desk, each with a positive integer written on it. The integers on the cards are $A$, $B$, and $C$.
You have chosen two cards and picked them up.
Find the maximum possible sum of the integers written on the picked cards.
 Constraints：
-   $1 \leq A,B,C \leq 100$
-   All values in input are integers.

桌子上有三张卡片，每张卡片上写有一个正整数。
这些卡片上的整数分别是 4、B 和C。
你需要选择其中两张卡片并拿起。
请找出所选卡片上的整数之和的最大可能值，
数据范围：

-   $1 \leq A,B,C \leq 100$
-   所有的输入都是整数

A B C

3 4 5

9