#include<stdio.h>'
int main()
{
    int n;
    scanf("%d", &n);
    if(n<0)
    {
        printf("Invalid Input");
        return 0;
    }
    int matrix[n][n];
    int sum = 0;
    int product = 1;
    for(int i = 0;i<n;i++)
    {
        for(int j = 0; j<n; j++)
        {
            scanf("%d",&matrix[i][j]);
        }
     }
     for(int i = 0;i<n;i++)
     {
         sum += matrix[i][i];
         product *=matrix[i][i];
     }
     printf("Sum:%d\n",sum);
     printf("product:%d",product);
     return 0;
}