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问题：假设现在有一个开头向上的抛物线，怎么快速求出其极值点呢？例子：当然就是三分了图片借用https://www.cnblogs.com/whywhy/p/4886641.html博主假设在[L,R]区间内仅有一极值点，要求该极值点，则可令M1=L+(R-L)/3，M... 阅读全文
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Mr. West bought a new car! So he is travelling around the city. One day he comes to a vertical corner. The street he is currently in h... 阅读全文
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G - Light BulbCompared to wildleopard’s wealthiness, his brother mildleopard is rather poor. His house is narrow and he has only ... 阅读全文
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E - River HopscotchEvery year the cows hold an event featuring a peculiar version of hopscotch that involves carefully jumping fr... 阅读全文
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D - Expanding RodsWhen a thin rod of length L is heated n degrees, it expands to a new length L’=(1+n*C)*L, where C is the coeffi... 阅读全文
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A - Jessica’s Reading Problem（尺取法入门题）Jessica’s a very lovely girl wooed by lots of boys. Recently she has a problem. The final ex... 阅读全文
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B - Bound FoundSignals of most probably extra-terrestrial origin have been received and digitalized by The Aeronautic and Space A... 阅读全文
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I - Toxophily The recreation center of WHU ACM Team has indoor billiards, Ping Pang, chess and bridge, toxophily, deluxe ballrooms KTV... 阅读全文