Question number: | 201512-1 |
Question name: | Sum of digits |
time limit: | 1.0s |
Memory limit: | 256.0MB |
Problem Description: | Problem Description Given a decimal integer n , output the sum of the digits of n . Input format Enter an integer n . Output format Output an integer to indicate the answer. Sample input 20151220 Sample output 13 Sample description The sum of the digits of 20151220 is 2+0+1+5+1+2+2+0=13. Evaluation use case scale and conventions All evaluation use cases meet: 0 ≤ n ≤ 1000000000. |
import java.util.Scanner;
public class 数位之和 {
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
String[] s=(sc.nextLine()+"").split("");
int res=0;
for(int i=0;i<s.length;i++){
res+=Integer.parseInt(s[i]);
}
System.out.println(res);
}
}