Fixed arrays issues

src/Array.java

@@ -25,7 +25,7 @@ public class Array implements Structure {
 		for(int i = 0; i < size-1; i++) {
 			array[i] = tempArray[i];
 		}
-		array[size] = elem;
+		array[size-1] = elem;
 	}
 
 	@Override

src/ArrayListWrapper.java

@@ -12,12 +12,21 @@ public class ArrayListWrapper implements Structure {
 	
 	@Override
 	public void insertQueue(int elem) {
-		list.add(list.size() - 1, elem);
+		if(list.size() != 0) {
+			list.add(list.size() - 1, elem);
+		} else {
+			list.add(elem);
+		}
+		
 	}
 
 	@Override
 	public void insertRandom(int elem) {
-		list.add(r.nextInt(list.size()), elem);
+		if(list.size() != 0) {
+			list.add(r.nextInt(list.size()), elem);
+		} else {
+			list.add(elem);
+		}
 	}
 
 	@Override

src/Main.java

@@ -43,7 +43,7 @@ public class Main {
 		//Filling up the list with random values to prepare the tests
 		Random rnd = new Random();
 		for(int i = 0; i < arg0; i++) {
-			list.insertRandom(rnd.nextInt());
+			list.insertHead(rnd.nextInt());
 		}
 		
 		
@@ -55,7 +55,7 @@ public class Main {
 			break;
 
 		case "remove":
-            if(arg2 <= arg0) {
+            if(arg2 < arg0) {
                 int size = arg0-1;
                 for (int i = 0; i < arg2; i++) {
                     list.remove(rnd.nextInt(size));
@@ -72,6 +72,7 @@ public class Main {
 			
 		case "insertrandom":
 			for(int i =0; i<arg2; i++) {
+				System.out.println(i);
 				list.insertRandom(rnd.nextInt());
 			}
 			break;

src/OurLinkedList.java

@@ -46,14 +46,8 @@ public class OurLinkedList implements Structure {
         }
 
         public void setPos(int pos) {
-            if(this.pos > pos) {
-                goBack();
-            } else if(this.pos < pos){
+            while(this.pos < pos)
                 goFor();
-            }
-            if(this.pos != pos) {
-                setPos(pos);
-            }
         }
     }