class logger:
    @staticmethod
    def info(*t):
        print("[INFO]", " ".join([str(s) for s in t]))

    @staticmethod
    def error(*t):
        print("[ERROR]", " ".join([str(s) for s in t]))

    @staticmethod
    def debug(*t):
        print("[DEBUG]", " ".join([str(s) for s in t]))