def func(): lis = list(input()) for i in range(len(lis)): # 将不是数字的字符转换成空格,也可以用Replace if not lis[i].isdigit(): lis[i] = ' ' res = ''.join(lis) res = res.split() # 划分成数字字符串列表 max_len = len(res[0]) for i in res: # 找到最大数字字符串的长度 if len(i)>max_len: max_len = len(i) for i in res: # 打印字符串 if len(i) == max_len: print(i,end='') print(',',end='') print(max_len) try: while True: func() except EOFError: pass