摘要:
People often have a preference among synonyms of the same word. For example, some may prefer "the police", while others may prefer "the cops". Analyzi 阅读全文
摘要:
Mooncake is a Chinese bakery product traditionally eaten during the Mid Autumn Festival. Many types of fillings and crusts can be found in traditional 阅读全文
摘要:
For any 4 digit integer except the ones with all the digits being the same, if we sort the digits in non increasing order first, and then in non decre 阅读全文