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Diamond Shape Pattern Program in Java
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import java.util.Scanner; public class Program { public static void main(String args[]) { int n, i, j, space = 1; System.out.println("Enter the number of rows: "); Scanner s = new Scanner(System.in); n = s.nextInt(); space = n - 1; for (j = 1; j<= n; j++) { for (i = 1; i<= space; i++) { System.out.print(" "); } space--; for (i = 1; i <= 2 * j - 1; i++) { System.out.print("*"); } System.out.println(""); } space = 1; for (j = 1; j<= n - 1; j++) { for (i = 1; i<= space; i++) { System.out.print(" "); } space++; for (i = 1; i<= 2 * (n - j) - 1; i++) { System.out.print("*"); } System.out.println(""); } } }