4-1 求奇数和

//求奇数和
#include
int main(int argc,char const *argv[])
{
	int n;
	int sum=0;
	scanf("%d",&n);
	if(n<=0)
	{
		printf("None");
	}
	else
	{
		while(n>0)
		{
			if(n%2)
			{
				sum=sum+n;
			}
			scanf("%d",&n);
		}
		printf("sum=%d",sum);
	}
	
	return 0;
}