diff --git a/lab_2/8_wildptr-fixed.cpp b/lab_2/8_wildptr-fixed.cpp
index d060b1c..40b8ba0 100644
--- a/lab_2/8_wildptr-fixed.cpp
+++ b/lab_2/8_wildptr-fixed.cpp
@@ -2,14 +2,14 @@
 #include <cstring>
 #include <iostream>
 
-void crop(int num_strings, char** strings, int characters_cropped);
+constexpr  void crop(int num_strings, char** strings, int characters_cropped);
 
-int main(int argc, char** argv)
+int main(const int argc, char** argv)
 {
    /* crop the first two letters of each input argument,
     * by jumping from index 0 to index 2
     */
-   int jump_to_index = 2;  
+   const int jump_to_index = 2;  
     
    /* crop all of the strings in argv, except the one with index 0;
     * note that argv[0] is always the program's name.
@@ -25,7 +25,7 @@ int main(int argc, char** argv)
 /* implementation that "crops" a string by incrementing it, so that
  * it effectively begins <characters_cropped> characters further ahead.
  */
-void crop(int num_strings, char** strings, int characters_cropped)
+constexpr void crop(int num_strings, char** strings, const int characters_cropped)
 {
    assert(characters_cropped >= 0);