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K-NiceTime Limit: 1 Second Memory Limit: 32768 KB Special JudgeThis is a super simple problem. The description is simple, the solution is si... 阅读全文
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A Stack or A Queue?Time Limit: 1 Second Memory Limit: 32768 KBDo you know stack and queue? They're both important data structures. A stack is a "... 阅读全文
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80ers' MemoryTime Limit: 1 Second Memory Limit: 32768 KBI guess most of us are so called 80ers, which means that we were born in the 1980's. This... 阅读全文
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Connect themTime Limit: 1 Second Memory Limit: 32768 KBYou have n computers numbered from 1 to n and you want to connect them to make a small loc... 阅读全文
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Compared to wildleopard's wealthiness, his brother mildleopard is rather poor. His house is narrow and he has only one light bulb in his house. Every ... 阅读全文
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Second-price AuctionTime Limit: 1 Second Memory Limit: 32768 KBDo you know second-price auction? It's very simple but famous. In a second-price a... 阅读全文