1 files changed, 11 insertions, 12 deletions
diff --git a/src/jcgp/population/Population.java b/src/jcgp/population/Population.java
index 67b6695..55f756a 100644
--- a/src/jcgp/population/Population.java
+++ b/src/jcgp/population/Population.java
@@ -1,21 +1,20 @@
 package jcgp.population;
 
-import java.util.ArrayList;
 import java.util.Iterator;
 
 import jcgp.CGP.Parameters;
 
-public final class Population implements Iterable<Chromosome> {
+public class Population implements Iterable<Chromosome> {
 	
-	private ArrayList<Chromosome> population;
+	private Chromosome[] population;
 	
 	public Population() {
-		population = new ArrayList<Chromosome>(Parameters.getPopulationSize());
-		for (int c = 0; c < Parameters.getPopulationSize(); c++) {
-			population.add(new Chromosome(Parameters.getInputs(),
-										  Parameters.getRows(),
-										  Parameters.getColumns(),
-										  Parameters.getOutputs()));
+		population = new Chromosome[Parameters.getPopulationSize()];
+		for (int c = 0; c < population.length; c++) {
+			population[c] = new Chromosome(Parameters.getInputs(),
+										   Parameters.getRows(),
+										   Parameters.getColumns(),
+										   Parameters.getOutputs());
 		}
 	}
 
@@ -27,7 +26,7 @@ public final class Population implements Iterable<Chromosome> {
 
 			@Override
 			public boolean hasNext() {
-				if (index < population.size()) {
+				if (index < population.length) {
 					return true;
 				} else {
 					return false;
@@ -36,14 +35,14 @@ public final class Population implements Iterable<Chromosome> {
 
 			@Override
 			public Chromosome next() {
-				Chromosome next = population.get(index);
+				Chromosome next = population[index];
 				index++;
 				return next;
 			}
 
 			@Override
 			public void remove() {
-				// not allowed				
+				// not allowed
 			}
 			
 		};