DSA-skill-coding-ninjas/Rectangular Number at main · ajaykumar2pp/DSA-skill-coding-ninjas · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
code //////////////////////

import java.io.*;
import java.util.Scanner;
public class solution {


public static void print(int n)
{
  int s = 2 * n - 1;


	for (int i = 0;i<(s/2)+1;i++){


		int m = n;


		for (int j = 0; j < i; j++)
		{
			System.out.print(m + "");
			m--;
		}

		for (int k = 0;
				k < s - 2 * i; k++)
		{
			System.out.print(n - i + "");
		}

		m = n - i + 1;
		for (int l = 0; l < i; l++)
		{
			System.out.print(m + "");
			m++;
		}

		System.out.println();
	}


	for (int i = s / 2 - 1;
			i >= 0; i--)
	{


		int m = n;
		for (int j = 0; j < i; j++)
		{
			System.out.print(m + "");
			m--;
		}


		for (int k = 0;
				k < s - 2 * i; k++)
		{
			System.out.print(n - i + "");
		}


		m = n - i + 1;
		for (int l = 0; l < i; l++)
		{
			System.out.print(m + "");
			m++;
		}
		System.out.println();
	}
}

public static void main (String[] args)
{
    Scanner sc=new Scanner(System.in);
    int n= sc.nextInt();


	print(n);
}
}