Sprial_order_matrix.cpp

# include <iostream>
using namespace std;

int main()
{
    int n,m;
    
    cout<<"Enter number of rows : ";
    cin>>n;

    cout<<"Enter number of column : ";
    cin>>m;

    int arr[n][m];
    cout<<"Enter elements of array : ";
    for(int i=0; i < n; i++)
    {
        for(int j = 0; j < n; j++)
        {
            cin>>arr[i][j];
        }
    }
     int row_start = 0, row_end = n-1, column_start = 0, column_end = m-1;
    while(row_start <= row_end && column_start <= column_end)
    {
        //for row start....
       for(int col = column_start; col <= column_end; col++)
       {
           cout<<arr[row_start][col]<<"  ";
       }
       row_start++;

        //for columnn end.....
       for(int row = row_start; row < row_end; row++)
       {
           cout<<arr[row][column_end]<<" ";
       }
       column_end--;

       //for row end.....
       for( int col = column_end; col >= column_start; col--)
       {
           cout<<arr[row_end][col]<<" ";
       }
       row_end--;

       // for column start...
       for(int row = row_end; row >= row_start; row--)
       {
           cout<<arr[row][column_start]<<" ";
       }
       column_start++;
    }

    return 0;
}