diff --git a/cpp/myfunc.cpp b/cpp/myfunc.cpp
index 7d865b6..f519d24 100644
--- a/cpp/myfunc.cpp
+++ b/cpp/myfunc.cpp
@@ -1,8 +1,7 @@
 #include "myfunc.h"
-#include <cstring> 
 
-int strncmp(const char* s1, const char* s2, size_t n) {
-    for (size_t i = 0; i < n; i++) {
+int strncmp(const char* s1, const char* s2, int n) {
+    for (int i = 0; i < n; i++) {
         if (s1[i] != s2[i]) {
             return (unsigned char)s1[i] - (unsigned char)s2[i];
         }