t, Java - rextester

t

//'main' method must be in a class 'Rextester'.
//openjdk version '11.0.5'

import java.util.*;
import java.lang.*;

public class Multithread
{
	public static void main(String[] args)
	{
		Multithreadingdemo o=new Multithreadingdemo();
		o.start();
	}
}
class Multithreadingdemo extends Thread
{  
    public void run()
    {
        Scanner sc=new Scanner(System.in);
        int s=0,n=4,row=4,k=1,w=0,e=0;
        String z="A",g="B";
        String a[][]=new String[n][row]; 
        for(int i=0;i<n;i++)
            {
        	for(int j=0;j<row;j++)
        	{
                a[i][j]="_";
            }
            }
        
        while(k!=0)
        {
           System.out.println("Enter Team name");
           String x=sc.next();
            for(int i=0;i<n;i++)
            {
                for(int j=0;j<row;j++)
                    {
                        if(a[i][j]=="_" && j!=3)
                        {
                            a[i][j]=x;
                            s=1; 
                            break;
                        }
                        if(j==3 && a[i][j]=="_")
                        {
                            for(int h=0;h<row-1;h++)
                            {
                                if(a[i][h].equals(x))
                                w++;
                                else
                                e++;
                            }
                        }
                        if(e>w && w!=0 && e!=0)
                        {
                            a[i][j]=x;
                            s=1;
                            break;
                        }
                        else if(w==0 || e==0)
                        {
                            if(e==0)
                            {
                                a[i][j]=x;
                                s=1;
                                break;
                            }
                            else
                            j=0;
                            if(a[i+1][j]=="_")
                            a[i+1][j]=x;
                            else
                            a[i+1][j+1]=x;
                            s=1;
                            break;
                        }
                    else
                    {
                        j=0;break;
                    }
                    }
            }
            w=0;
            e=0;
            if(s==1)
            {
                s=0;break;
            }

}
        for(int i=0;i<n;i++)
        {
            for(int j=0;j<4;j++)
            {
                System.out.print(a[i][j]+" ");
            }
            System.out.println();
        }
        System.out.println("Conti Y-N?");
        String r="Y",rr="N";
        String gg=sc.next();
        if(gg.equals(rr))
            k=0;
    }
}


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