diff --git a/doble.exe b/doble.exe
index 2e17732..8454e4e 100644
Binary files a/doble.exe and b/doble.exe differ
diff --git a/numbers.c b/numbers.c
index 9f33570..5fbd091 100644
--- a/numbers.c
+++ b/numbers.c
@@ -16,7 +16,7 @@
 // creating random numbers.
 
 //ohne Binärbaum
-/*unsigned int *createNumbers(unsigned int len)
+unsigned int *createNumbers(unsigned int len)
 {
   if (len <= 2)
     return NULL;
@@ -45,12 +45,14 @@
   numbers[rand()% len] = (rand()% (2* len) )+ 1;
   return numbers;
   free(numbers);
-}*/
+}
 
 int compare(const void *a, const void *b) {
     return (*(int*)a - *(int*)b);
 }
 //mit Binärbaum
+
+/*
 unsigned int *createNumbers(unsigned int len)
 {
   if (len <= 2)
@@ -81,7 +83,7 @@ unsigned int *createNumbers(unsigned int len)
   clearTree(root);
   free(numbers);
 }
-
+*/
 // Returns only the only number in numbers which is present twice. Returns zero on errors.
 unsigned int getDuplicate(const unsigned int numbers[], unsigned int len)
 {