A10283. Ace It!
编程题
普及/提高-
知识点
题目描述
无
输入格式
The only line of the input is a string of 7 characters. The first character is letter A, followed by 6 digits. The input is guaranteed to be valid (for certain definition of "valid").
输出格式
Output a single integer.
输入输出样例
输入 #1
A221033
输出 #1
21
输入 #2
A223635
输出 #2
22
输入 #3
A232726
输出 #3
23