updated resources file to be able to clear the screen using system-specific calls

resources.c

@@ -1,6 +1,12 @@
 #include <stdio.h>
 int main() {
-    printf("brendo's c-learnings resources:\n\n");
+
+#ifdef _WIN32
+	system("cls");
+#else
+	system("clear");
+#endif
+	printf("brendo's c-learnings resources:\n\n");
     printf("- https://www.learn-c.org/");
     printf("\n");
     return 0;