s

a1/program.c

@@ -31,7 +31,7 @@ void check_brackets(const char *code) {
     if (top == -1) {
         printf("All brackets OK\n");
     } else {
-        printf("Unmatched opening bracket %c\n", stack[top]);
+        printf("Missing closing brackets: %c\n", stack[top]);
     }
 }