/**

 * Auto Generated Java Class.

 */

public class Practice1 {

  

  

  public static void main(String[] args) { 

    int m = 4;

    int mfact = factorial(m);

    //System.out.println(m + " factorial is " + mfact);

    

    //double d = doSomething("antelope","dog");

    

    System.out.println("ratio of lengths of the string is " + 

                           doSomething("antelope","dog"));

    int[][] nums = new int[4][5];

    /*

    for (int i = 0; i < nums.length; i++) {

      int sum = 0;

      for (int j = 0; j < nums[i].length; j++) {

        nums[i][j] = j*i;

        sum += nums[i][j];

        System.out.print(nums[i][j] + "  " );

      }

      System.out.println("  sum = "+ sum );

    }

    */

    int sum = 0;

    for (int j = 0; j < nums[0].length; j++) {

       

      for (int i = 0; i < nums.length; i++) {   

        nums[i][j] = j*i;

        sum += nums[i][j];

        System.out.print(nums[i][j] + "  " );

      }

      System.out.println("for col " + j + "  sum = "+ sum );

    }

     

      /*

    int cnt = 0;

    for (int j = 1; j < 5; j++) {

      cnt++;

      for (int i = 0; i < 6; i++) {

        cnt++;

      }

    }

    System.out.println("cnt = " + cnt);

    */

    

    

  }

  

  public static int factorial(int n) {

    if( n == 0 || n == 1) {

      return 1;

    }

    else {

      int nfact = n * factorial(n-1);

      return nfact;

    }

  }

  

  public static double doSomething(String s1, String s2) {

    System.out.println(s1 + " " + s2);

    double d = (double) s1.length() / s2.length();

    return d;

  }

  

}