diff --git a/Makefile b/Makefile
index d4ab256..f9f8bed 100644
--- a/Makefile
+++ b/Makefile
@@ -2,8 +2,8 @@
 # Students' Makefile for the Malloc Lab
 #
 CC = gcc
-# CFLAGS = -Wall -O2 -m32
-CFLAGS = -Wall -O0 -m32 -g03 -pg
+CFLAGS = -Wall -O2 -m32
+# CFLAGS = -Wall -O0 -m32 -g03 -pg
 
 OBJS = mdriver.o mm.o memlib.o fsecs.o fcyc.o clock.o ftimer.o
 
diff --git a/mm.c b/mm.c
index 43711e8..8b406e0 100644
--- a/mm.c
+++ b/mm.c
@@ -327,11 +327,10 @@ void *mm_malloc(size_t size)
     asize = ALIGN(size+DSIZE);
   }
     
-  int list = 0; 
-  size_t searchsize = asize;
-  while (list < LISTSIZE) {
-    if ((list == LISTSIZE- 1) || ((searchsize <= 1) && (seg_list[list] != NULL))) {
-      ptr = seg_list[list];
+  size_t sz = asize;
+  for (int i = 0;i < LISTSIZE; ++i) {
+    if ((i == LISTSIZE-1) || ((sz < 2) && (seg_list[i] != NULL))) {
+      ptr = seg_list[i];
       while ((ptr != NULL) && (asize > GET_SIZE(HDRP(ptr))))
         {
           ptr = PRV_BLK(ptr);
@@ -339,9 +338,7 @@ void *mm_malloc(size_t size)
       if (ptr != NULL)
         break;
     }
-        
-    searchsize >>= 1;
-    list++;
+    sz >>= 1;
   }
     
   if (ptr == NULL) {