fireworks99

keep hungry keep foolish

优化の二分

HDU 4614 Vases and Flowers(Segment Tree and Binary Search) 2020-03-19

HDU 2295 Radar (DLX + binary search) 2019-11-26

Codeforces B.Eugeny and Play List 2019-05-28

POJ 2018 Best Cow Fences 2019-05-08

POJ 2785 4 Values whose Sum is 0 2019-05-07

HDU 2289 Cup 2019-05-06

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