fix: 🐛 Resolve segfault

src/main_solver.c

@@ -25,7 +25,7 @@ int main(int argc, char* argv[]) {
         {
             return 1;
         }
-        if (argc == 3)
+        if (argc == 3 && (strcmp(argv[2], " ") != 0))
         {
             word = argv[2];
         }