补题概要
因为时间不多,只能补补一些简单的题,先把自己的cf分数凑到入队再说。然而疯狂双休日下分的难受经历磨损掉了不少热情,然后还要给星团救火(虽然一开始就不是星推)……
Codeforces Round #822 (Div. 2)
- A – Select Three Sticks
- B – Bright, Nice, Brilliant
- C – Removing Smallest Multiples
- D – Slime Escape
- E – Rectangular Congruence
Codeforces Round #823 (Div. 2)
- A – Planets
- B – Meeting on the Line
- C – Minimum Notation
Educational Codeforces Round 136 (Rated for Div. 2)
- A – Immobile Knight
- B – Array Recovery
Codeforces Round #824 (Div. 2)
- A – Working Week
- B – Tea with Tangerines
- C – Phase Shift
- D – Meta-set