Increasing_Isoscoles_pattern.txt

Code : Triangle of Numbers
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Print the following pattern for the given number of rows.
Pattern for N = 4



The dots represent spaces.



Input format :
Integer N (Total no. of rows)
Output format :
Pattern in N lines
Constraints :
0 <= N <= 50
Sample Input 1:
5
Sample Output 1:
           1
          232
         34543
        4567654
       567898765
Sample Input 2:
4
Sample Output 2:
           1
          232
         34543
        4567654


import java.util.Scanner;

public class Solution {

	public static void main(String[] args) {
		/* Your class should be named Solution.
	 	* Read input as specified in the question.
	 	* Print output as specified in the question.
		*/
        Scanner s = new Scanner(System.in);
        
        int n = s.nextInt();
        
        int i = 1;
        
        while(i<=n){
            int j = 1;
            int x = i;
            int y = 2*i -2;
            
            while(j <= n+i-1){
                if(j<=n-i){
                    System.out.print(" ");
                }else if(j>n-i && j<=n){
                    System.out.print(x);
                    x = x+1;
                }else if(j>n && j<=n+i-1){
                    System.out.print(y);
                    y = y-1;
                }
                j = j+1;
            }
            System.out.println();
            i=i+1;
        }
	}
}