计划

11 days left.

A day eight problems at least.

Day 1

• P7689 [CEOI2002] Bugs Integrated,Inc.

• P10964 Fence Obstacle Course

• EST - Estimation

• P4954 [USACO09OPEN] Tower of Hay G

• P2569 [SCOI2010] 股票交易

• P10965 Largest Submatrix

• P10966 K-Anonymous Sequence

• P3628 [APIO2010] 特别行动队

总计：5 紫，2 蓝，1 黄。

Solutions