Java Program for ZigZag Pattern

Author: AbhinandanAdhikari

ZigZag.java

@@ -0,0 +1,35 @@
+import java.lang.*;
+import java.util.*;
+public class ZigZag{
+    public static void main(String arg[])
+    {
+        int n,k;
+        Scanner in = new Scanner(System.in);
+        System.out.println("Enter the number till you want to print the numbers");
+        n = in.nextInt();
+        System.out.println("Enter the no. of rows");
+        k = in.nextInt();
+        String grid[][] = new String[k][n];
+        for(int i=0;i<k;i++)
+        {
+            for(int j=0;j<n;j++)
+            {
+                grid[i][j]=" ";
+            }
+        }
+        for(int i=0;i<n;i++)
+        {
+            int m = k-1;
+            int colm = m-Math.abs(i%(2*m)-m);
+            grid[colm][i]=Integer.toString(i+1);
+        }
+        for(int i=0;i<k;i++)
+        {
+            for(int j=0;j<n;j++)
+            {
+                System.out.print(grid[i][j]);
+            }
+            System.out.println();
+        }
+    }
+}