/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
Random rand = new Random();
int r = rand.nextInt(11) + 4;
 int [][] array = new int [r][r];
 int [] shuf = new int [201];
 int last = 201;
 for (int i = 0; i < 201; i++)
     shuf[i] = i - 100;
 for (int i = 0; i < r; i++)
      for (int l=0; l< r; l++ ) {
      	    int x = rand.nextInt(last);
            array[i][l] = shuf[x];
            shuf[x] = shuf[last-1];
            last--;
      }      
 
       for (int i = 0; i < r; i++){
          for (int l=0; l< r; l++ )
              System.out.print(array [i][l] +" ");
          System.out.println();
       }	}
}

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