- if (ret==null) return null;
- else if (ret==left) System.out.print("\033[31m{\033[0m");
- else if (ret==right) System.out.print("\033[31m}\033[0m");
- else System.out.print(ret);
+ if (debug) {
+ if (ret==null) return null;
+ else if (ret==left) System.out.print("\033[31m{\033[0m");
+ else if (ret==right) System.out.print("\033[31m}\033[0m");
+ else System.out.print(ret);
+ }