cleaned code, renamed file, fix: array wasn't fill fully

My- · Jan 24, 2018 · a622a6c · a622a6c
1 parent 6036e72
commit a622a6c
Showing 1 changed file with 3 additions and 8 deletions.
diff --git a/src/my/math/PaskalTriangles.java → src/my/math/PascalTriangles.java b/src/my/math/PaskalTriangles.java → src/my/math/PascalTriangles.java
@@ -1,22 +1,18 @@
 package my.math;
 
-public class PaskalTriangles {
+public class PascalTriangles {
     /**
      *   method outputs Pascal triange of given value
      */
     public static int[][] pascalTriangle(final int n){
         int[][] p = new int[n][];
-//        p[1] = new int[]{1};
-//        p[0] = new int[1];
-//        p[0][0] = 1;
 
         for(int y = 0; y < p.length; y++){
-//            int middle = y / 2 +(y %2 == 0 ? 1 : 0);
             p[y] = new int[y +1];
             p[y][0] = 1;
 
-            for(int x = 1; x < p[y].length-1; x++){
-                int value = p[y -1][x -1] +p[y -1][x];
+            for(int x = 1; x < p[y].length; x++){
+                int value = p[y -1][x -1] +(x < p[y].length -1 ? p[y -1][x] : 0);
                 p[y][x] = value;
             }
         }
@@ -32,7 +28,6 @@ public static void printPascalTriangle(int[][] arr){
             System.out.print(String.format("%"+ offset +"s", " "));
 
             for(int i = 0; i < arr[row].length; i++ ){
-//                if( arr[row][i] == 0 ){ break; }
                 System.out.print(String.format("%6d", arr[row][i]));
             }
             System.out.println();