Problem G: 各位数字和(while语句、整除及整除求余运算符)

Memory Limit:128 MB Time Limit:1.000 S
Judge Style:Text Compare Creator:
Submit:17 Solved:16

Description

输入任意正整数n,输出其各位数字上的和

Input

任意正整数n(0<=n<=2147483647)

Output

各位数字上的和

Sample Input Copy

123456

Sample Output Copy

21

Source/Category