IOI2020国家集训队作业 Part 1

- CF504E Misha and LCP on Tree

- CF505E Mr. Kitayuta vs. Bamboos

- CF506E Mr. Kitayuta's Gift

- CF512D Fox And Travelling

- CF516D Drazil and Morning Exercise

- CF516E Drazil and His Happy Friends

- CF521D Shop

- CF521E Cycling City

- CF526F Pudding Monsters

- CF526G Spiders Evil Plan

- CF527E Data Center Drama

- CF536D Tavas in Kansas

- CF538G Berserk Robot

- CF538H Summer Dichotomy

- CF547D Mike and Fish

(sqrt{}) CF547E Mike and Friends

547E 题解

- CF549E Sasha Circle

- CF553E Kyoya and Train

- CF555E Case of Computer Network

- CF559E Gerald and Path

- CF566C Logistical Questions

- CF566E Restoring Map

- CF568C New Language

- CF568E Longest Increasing Subsequence

- CF571D Campus

- CF571E Geometric Progressions

- CF573E Bear and Bowling

(sqrt{})CF575A Fibonotci

575A 题解

- CF575E Spectator Riots

- CF575I Robots protection

- CF576D Flights for Regular Customers

(sqrt{}) CF576E Painting Edges

576E 题解

- CF578E Walking!

- CF578F Mirror Box

- CF582D Number of Binominal Coefficients

- CF582E Boolean Function

- CF585E Present for Vitalik the Philatelist

- CF585F Digits of Number Pi

- CF587D Duff in Mafia

(sqrt{}) CF587F Duff is Mad

587F 题解

- CF590E Birthday

- CF594E Cutting the Line

- CF603E Pastoral Oddities

- CF605E Intergalaxy Trips

- CF607E Cross Sum

- CF611G New Year and Cake

- CF611H New Year and Forgotten Tree

- CF613E Puzzle Lover

- CF626G Raffles

- CF627F Island Puzzle