package demo;
import java.util.Scanner;
public class HalfRhombus
{
public static void main(String[] args)
{
int num, n;
Scanner sc = new Scanner(System.in);
System.out.print("Enter Any Number : ");
num = sc.nextInt();
n = num;
for (int r = 1; r <= num; r++, n--)
{
for (int c = n; c <= num; c++) {
System.out.print(c);
}
for (int c = r, j = num + 1; c > 1; c--, j++) {
System.out.print(j);
}
System.out.println();
}
for (int r = 2; r <= num; r++)
{
for (int c = r; c <= num; c++) {
System.out.print(c);
}
for (int c = num - r, j = num + 1; c >= 1; c--, j++) {
System.out.print(j);
}
System.out.println();
}
}
}
Output:
Enter Any Number : 4
4
345
23456
1234567
23456
345
4
BUILD SUCCESSFUL (total time: 6 seconds)
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