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