O: 当场通过

?: 赛后通过

.: 尚未通过

A Rikka with Nash Equilibrium

solved by chelly

chelly‘s solution

B Rikka with Seam

unsolved

chelly‘s solution

C Rikka with APSP

unsolved

D Rikka with Stone-Paper-Scissors

solved by chelly

chelly‘s solution

E Rikka with Rain

unsolved

F Rikka with Spanning Tree

unsolved

G Rikka with Treasure

unsolved

H Rikka with Line Graph

unsolved

I Rikka with Bubble Sort

unsolved

J Rikka with Time Complexity

upsolved by chelly

chelly‘s solution

K Rikka with Badminton

solved by chelly

chelly‘s solution

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2018 Multi-University Training Contest 9

原文：https://www.cnblogs.com/Amadeus/p/9912209.html