Removing unnecessary headers and fixing examples

examples/for_each/main.c

@@ -41,16 +41,16 @@ int main(int argc, char const *argv[])
     FOR_EACH(l, list, , int, l, {
         if (index == 0)
             printf("[ %d, ", var);
-        else if (index == l_count(l) - 1)
+        else if (index == iter.target->count - 1)
             printf("%d ]\n", var);
         else
             printf("%d, ", var);
     })
 
     FOR_EACH(s, stack, , int, s, {
-        if (index == 0)
+        if (index == iter.target->count - 1)
             printf("[ %d, ", var);
-        else if (index == s_count(s) - 1)
+        else if (index == 0)
             printf("%d ]\n", var);
         else
             printf("%d, ", var);
@@ -59,7 +59,7 @@ int main(int argc, char const *argv[])
     FOR_EACH(q, queue, , int, q, {
         if (index == 0)
             printf("[ %d, ", var);
-        else if (index == q_count(q) - 1)
+        else if (index == iter.target->count - 1)
             printf("%d ]\n", var);
         else
             printf("%d, ", var);
@@ -68,7 +68,7 @@ int main(int argc, char const *argv[])
     FOR_EACH(d, deque, , int, d, {
         if (index == 0)
             printf("[ %d, ", var);
-        else if (index == d_count(d) - 1)
+        else if (index == iter.target->count - 1)
             printf("%d ]\n", var);
         else
             printf("%d, ", var);

examples/iterator/main.c

@@ -13,7 +13,7 @@ int main(int argc, char const *argv[])
 
     // Initliazie linked list and add some elements
     linked *ll = ll_new();
-    for (int i = 0; i < 100; i++)
+    for (int i = 0; i < 20; i++)
         ll_push_back(ll, i);
 
     // Initialize iterator