packagecom.company;publicclassMain{publicstaticvoidmain(String[] args){
System.out.println(getEvenDigitSum(345345));System.out.println(getEvenDigitSum(-45345));}publicstatic int getEvenDigitSum(int number){int sum =0; int lastDigit =0;if(number <0){return-1;}do{
lastDigit = number %10;if(lastDigit %2==0){
sum += lastDigit;}
number = number /10;}while(number !=0);returnsum;}}
package com.company; public class Main { public static void main(String[] args) { System.out.println(getEvenDigitSum(345345)); System.out.println(getEvenDigitSum(-45345)); } public static int getEvenDigitSum(int number) { int sum = 0; int lastDigit = 0; if (number < 0) { return -1; } do { lastDigit = number % 10; if (lastDigit % 2 == 0) { sum += lastDigit; } number = number /10; } while (number !=0 ); return sum; } }