#include <stdio.h>
int main()
{
    int arr[3][3] = {{1,2,3},{4,5,6},{7,8,9}};
    int i,j;
    int sum=0;
    for(i=0;i<3;i++)
    {
       for(j=0;j<3;j++)
       {
           if(arr[i][j]%2!=0)
           {
               sum=sum+arr[i][j];
               break;
           }
       }
    }
    printf("对角线元素之和是：%d\n",sum);
    return 0;   
}