//problema 19
#include <iostream>
#include <fstream>
using namespace std;

int palindrom(int n){
    cout<<n<<" ";
    int c = n%10;
    while(n>9)
        n/=10;
    cout<<c<<" "<<n<<endl;
    if(c == n)  return 1;
    else        return 0;
}

int main(){
    ifstream in("matrice.in");
    ofstream out("matrice.out");
    int a[50][50], n, i, j, s=0;
    in>>n;
    for(i = 0;i<n;i++)
        for(j = 0;j<n;j++)
            in>>a[i][j];
    for(i = 0;i<n;i++)
        for(j = 0;j<n;j++){
            if(j==0 || i==0 || i==n-1 || j==n-1)
                if(palindrom(a[i][j]))
                    out<<a[i][j]<<" ";
            if(i<j)
                s+=a[i][j];
        }
    out<<endl<<s;
}