#12 - Update Collatz.java

obrienlabs · Dec 29, 2024 · 66830bf · 66830bf
1 parent c9b4c25
commit 66830bf
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/...ce.concurrent.CollatzBeowulfSE/src/main/java/org/obrienscience/collatz/model/Collatz.java b/...ce.concurrent.CollatzBeowulfSE/src/main/java/org/obrienscience/collatz/model/Collatz.java
@@ -252,13 +252,13 @@ public void computeRange1bruteForceLong(long aStart, long anEnd) {
 			maxPath = 1L;
 			newMax = false;
 
-			while (prev > 0) {
+			while (prev > 1) {
 				// use low bit modulus
 				if((prev & 1) == 0) {
 					prev = prev / 2;
 				} else {
 					prev = prev * 3 + 1; 
-						}
+				}
 				path++;
 				if(prev > maxValue) {
 					maxValue = prev;
@@ -289,6 +289,7 @@ public void computeRange1bruteForceLong(long aStart, long anEnd) {
 		System.out.println("Total time: " + (System.currentTimeMillis() - totalStartTime));
 	}
 
+
 
 	// 2.02 vs 2.25 growth
 	// 6400