UESTC 1584 Washi与Sonochi的约定 树状数组+排序
Washi与Sonochi的约定 Source 17暑假前集训-数据结构专题 By AutSky_JadeK 2017 UESTC Training for …
Washi与Sonochi的约定 Source 17暑假前集训-数据结构专题 By AutSky_JadeK 2017 UESTC Training for …
C. Polycarp at the Radio 贪心+排序 Source Codeforces Round #375 (Div. 2) My Solution …
B. Checkpoints 排序、讨论 My Solution 排序、讨论 if(a < val[0]) ans = val[n - 2] - a; else…