Java Playground - Spiral matrix challenge: Online Interpreter, Compiler & Editor

JAVA

java

import java.util.Scanner;
public class GFG {
    public static void main (String[] args) {
        
    int a[][]=new int[50][50];
    int i,j,dir =0,sum=0;
    int t=0,l=0,b,r,k;
    
    Scanner sc=new Scanner(System.in);
    k =sc.nextInt();
    
    b=k-1;
    r=k-1;
   while(t<=b && l<=r)
    {
        if(dir==0)
        {   
            for(i=l;i<=r;i++)
            {
                sum=sum+1;
                a[t][i]=sum;
            }
            t++;
            
        }

OUTPUT