C. Constructing Ranches 題意: 一棵樹上每個節點有權值\(a_i\),問你有多少路徑滿足以下條件:路徑經過的每個點權作為邊長,可以構成一個多邊形。 解法: 三條邊能構成 ...
目錄 Contest Info Solutions Problem A. Accurate Movement Problem B. Bad Treap Problem E. Equidistant Problem H. High Load Database Problem I. Ideal Pyramid Problem J. Just the Last Digit Problem K. Kin ...
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C. Constructing Ranches 題意: 一棵樹上每個節點有權值\(a_i\),問你有多少路徑滿足以下條件:路徑經過的每個點權作為邊長,可以構成一個多邊形。 解法: 三條邊能構成 ...
題解: https://files.cnblogs.com/files/clrs97/19HKEditorial-V1.zip Code:(Part) A. Axis of Symmetr ...
目錄 Contest Info Solutions A. Berstagram C. Trip to Saint Petersburg E. The Coronation F. Data Center G. ...
目錄 Contest Info Solutions A. Copying Homework C. Even Path E. Songwriter G. Performance Review H. Twin ...
2019-2020 ICPC, Asia Jakarta Regional Contest (Online Mirror, ICPC Rules, Teams Preferred) easy: ACEGHK medium-easy: BJL medium: D ?????: I ...
J想到了卡特蘭數,也想到要按最小值分割數組,丟給隊友之后兩個人都沒做出來,傻了 題目鏈接:https://codeforces.com/gym/102501 B: solver:czq ...