/// se det mai intai nr de patrate concentrice din matrice.
/// det minimul dintre linii si col si stab care (linii,col) ne da acest minim
///(daca min este impar acei 2 marcatori(l,c)ne vor ajuta sa stab daca in inetiorul ultimelor patrate concetrice se afla o linie sau o col)
///nr de pp concetrice este  min/2
#include <iostream>
using namespace std;
int main()
{
    int a[100][100],n,m,i,j,k,l,c,r,minn;
    cout<<"m=";
    cin>>m;
    cout<<"n=";
    cin>>n;
    for(i=1;i<=m;i++)
        for(j=1;j<=n;j++)
        {
            cout<<"a["<<i<<"]["<<j<<"]=";
            cin>>a[i][j];
        }
    for(i=1;i<=m;i++)
    {
        cout<<endl;
        for(j=1;j<=n;j++)
            cout<<a[i][j]<<' ';
    }
    cout<<endl<<endl;
    if(m<n)
    {
        minn=m;
        l=1;
    }
    else
        if(n<m)
        {
            minn=n;
            c=1;
        }
    r=minn/2;
    for(k=1;k<=r;k++)
    {
        for(j=k;j<=n-k+1;j++)
            cout<<a[k][j]<<" ";
        for(i=k+1;i<=m-k+1;i++)
            cout<<a[i][n+1-k]<<" ";
        for(j=n-k;j>=k;j--)
            cout<<a[m+1-k][j]<<" ";
        for(i=m-k;i>=k+1;i--)
            cout<<a[i][k]<<" ";
    }
    if(minn%2!=0)
    {
    if(c==1)
        for(i=r+1;i<=m-r;i++)
        cout<<a[(m+1)/2][j];
    if(l==1)
        for(j=r+1;j<=n-r;j++)
            cout<<a[(m+1)/2][j]<<" ";
    }
    return 0;
}