import java
.util
.Scanner
;
public class S7_06 {
	static int ans
;
	public static void main(String
[] args
) {
		Scanner sc 
= new Scanner(System
.in
);
		while (true) {
			int n 
= sc
.nextInt();
			if (n 
<= 0) break;
			if (n 
% 2 != 0) ans 
+= n
;
		}
		System
.out
.println(ans
);
	}
}
 
#include<iostream>
using namespace std
;
int main(){
	int sum
,n
;
	sum
=0;
	cin
>>n
;
	while(n
>0){
		if(n
%2==1) sum
+=n
;
		cin
>>n
;
	}
	cout
<<sum
;
	
	return 0;
}
                
                
                
        
    
 
                    转载请注明原文地址: https://win8.8miu.com/read-10844.html