diff --git a/src/backend/Simulator.java b/src/backend/Simulator.java
index b491400..2cb3f33 100644
--- a/src/backend/Simulator.java
+++ b/src/backend/Simulator.java
@@ -1,6 +1,6 @@
 package backend;
 import java.util.ArrayList;
-
+import java.util.Random;
 import windowInterface.MyInterface;
 //import backend.Rules;
 
@@ -50,7 +50,7 @@ public class Simulator extends Thread {
 
 		//TODO : add missing attribute initialization
 		
-		ruleSurviveCriteria.add(2);//initializing system with conway rule
+		ruleSurviveCriteria.add(2);//initializing system with Conway rule
 		ruleSurviveCriteria.add(3);
 		ruleBirthCriteria.add(3);
 		//initialize grid with dead cells
@@ -354,7 +354,22 @@ public class Simulator extends Thread {
 	 */
 	public ArrayList<String> getSaveState() {
 		//TODO : complete method with proper return
-		return null;
+		//We need to create an array of strings
+		//each string should be the sum of all int transformed to strings in each Arrays of int 
+		ArrayList<String> arrayLines=new ArrayList<String>();
+		for(int x=0;x<getWidth();x++) {
+			String sumElementToLine="";
+			for(int y=0;y<getHeight();y++) {
+				sumElementToLine+=(Integer.toString(getCell(x, y)));
+				if(y<getHeight()-1) {
+					sumElementToLine+=";";	
+				}
+			}
+			arrayLines.add(sumElementToLine);
+			//System.out.println(sumElementToLine.length());
+		}
+		//System.out.println(arrayLines);
+		return arrayLines;
 	}
 	/**
 	 * 
@@ -398,6 +413,18 @@ public class Simulator extends Thread {
 	 */
 	public void generateRandom(float chanceOfLife) {
 		//TODO : complete method
+		Random ran= new Random();
+		for (int x=0;x<getWidth();x++){
+			for (int y=0;y<getHeight();y++) {
+				if (ran.nextFloat()<=chanceOfLife) {
+					setCell(x, y, 1);
+				}else {
+					setCell(x, y, 0);
+				}
+				
+			}
+		}
+		
 		/*
 		 * Advice :
 		 * as you should probably have a separate class
@@ -486,25 +513,7 @@ public class Simulator extends Thread {
 
 	public void loadAgents(ArrayList<String> stringArray) {
 		//TODO : Same idea as other load methods, but for agent list
-		if(stringArray.size()<=0) {
-			System.out.println("empty agents file");
-			return;
-		}
-		//TODO : remove previous rule (=emptying lists)
 		
-		
-		
-		for(int x=0; x<stringArray.size();x++) {
-			String agentsLine = stringArray.get(x);
-			String[] agentsElements = agentsLine.split(";");
-			int[] agentsValues = new int[3];
-			for(int i=0; i<agentsElements.length;i++) {
-				agentsValues[i]= Integer.parseInt(agentsElements[i]);
-			}
-			if(agentsValues[2]==1) {
-				agents.add(new Sheep(agentsValues[0], agentsValues[1]));
-			}
-		}
 	}
 
 	/**