// $Id: matrix.csharp,v 1.0 2002/05/09 12:45:00 dada Exp $
// http://dada.perl.it/shootout/

using System;

class App {

    static int SIZE = 30;

    public static int[,] mkmatrix (int rows, int cols) 
    {
        int count = 1;
        int[,] m = new int[rows,cols];
        for (int i=0; i<rows; i++) 
        {
            for (int j=0; j<cols; j++) 
            {
                m[i,j] = count++;
            }
        }

        return(m);
    }

    public static unsafe void mmult (int rows, int cols, 
                          int*[] m1, int*[] m2, int*[] m3)
    {
        for (int i=0; i<rows; i++)
        {
            for (int j=0; j<cols; j++)
            {
                int val = 0;
                for (int k=0; k<cols; k++)
                {
                    val += m1[i][k] * m2[k][j];
                }
                m3[i][j] = val;
            }
        }
    }

    public static unsafe int Main(String[] args) {        
        int n;
        n = System.Convert.ToInt32(args[0]);
        if(n < 1) n = 1;

        int[,] m1 = mkmatrix(SIZE, SIZE);
        int[,] m2 = mkmatrix(SIZE, SIZE);
        int[,] mm = new int[SIZE,SIZE];
        int*[] m1p = new int*[SIZE];
        int*[] m2p = new int*[SIZE];
        int*[] mmp = new int*[SIZE];        
        
        fixed (int* m1_ = m1, m2_ = m2, mm_ = mm)
        {
            for (int i = 0; i < SIZE; i++)
            {
                m1p[i] = &m1_[i * SIZE];
                m2p[i] = &m2_[i * SIZE];
                mmp[i] = &mm_[i * SIZE];         
            }

            for (int i=0; i<n; i++)
                mmult(SIZE, SIZE, m1p, m2p, mmp);
        }
        
        Console.WriteLine(
            mm[0,0].ToString() + " " + mm[2,3].ToString() + " " +
            mm[3,2].ToString() + " " + mm[4,4].ToString());
        return(0);
    }
}