while True: try: data = input() record = [0 for _ in range(62)] for x in data: if 'A' <= x <= 'Z': record[ord(x) - ord('A') + 10] += 1 elif 'a' <= x <= 'z': record[ord(x) - ord('a') + 36] += 1 else: record[ord(x) - ord('0')] += 1 ret = "" for i in range(0, len(record)): if i < 10: ret...
