摘要：
1 #1271919 2 d={1:'one',2:'two',3:'three',4:'four',5:'five', 3 6:'six',7:'seven',8:'eight',9:'nine',10:'ten', 4 11:'eleven',12:'twelve',13:'thirteen', 阅读全文
摘要：
1 ''' 2 Sorts are guaranteed to be stable. 3 That means that when multiple records have the same key, 4 their original order is preserved. 5 所以，按相同分数排 阅读全文