Data update

Task/Pancake-numbers/Java/pancake-numbers-1.java

@@ -1,23 +1,31 @@
-public class Pancake {
-    private static int pancake(int n) {
-        int gap = 2;
-        int sum = 2;
-        int adj = -1;
-        while (sum < n) {
-            adj++;
-            gap = 2 * gap - 1;
-            sum += gap;
-        }
-        return n + adj;
-    }
-
-    public static void main(String[] args) {
-        for (int i = 0; i < 4; i++) {
-            for (int j = 1; j < 6; j++) {
-                int n = 5 * i + j;
-                System.out.printf("p(%2d) = %2d  ", n, pancake(n));
+public final class PancakeNumbersApproximation {
+	
+	public static void main(String[] args) {
+        for ( int i = 0; i < 4; i++ ) {
+            for ( int j = 1; j < 6; j++ ) {
+                final int n = 5 * i + j;
+                System.out.print(String.format("%s%2d%s%d%s", "p(", n, ") = ", pancake(n), "\t"));
             }
             System.out.println();
         }
     }
+	
+    private static int pancake(int number) {
+    	int gap = 2;
+    	int previousGap = 1;
+    	int sumGaps = gap;
+    	int adjustment = -1;
+    	
+	    while ( sumGaps < number ) {
+	        adjustment += 1;
+	        final int previousGapCopy = previousGap;
+	        previousGap = gap;
+	        gap += previousGapCopy;
+	        sumGaps += gap;
+	    }
+	
+	    number += adjustment;
+	    return number;
+    }
+
 }