season=int(input("请输入一个数字，表示月份：\n")) if season2 or season3 or season4: print(season,"月属于春天。\n") elif season5 or season6 or season7: print(season,"月属于夏天。\n") elif season8 or season9 or season10: print(season,"月属于秋天。\n") elif season11 or season12 or season1: print(season,"月属于冬天。\n") else: print("您输入的这个月份不存在，请重新输入。\n")