[CodeForces572D] Minimization（思维，贪心，DP）

06-11

[HDOJ1055] Color a Tree (贪心)

04-13

[Hihocoder1384] Genius ACM(倍增，贪心)

04-11

[Hiho一下 第230周] Smallest Substring（贪心,RMQ)

11-29

[Codeforces521E] Thematic Contests(贪心)

11-17

[Codeforces Mail.Ru Cup 2018 Round 1] D. Changing Array (异或和，贪心)

10-19

[Codeforces1029E] Tree with Small Distances (贪心)

08-27

[CF1025] Codeforces Round #504 (Div.1+Div.2)

08-20

[CF1023] Codeforces Round #504(Div.1+Div.2)

08-18

[CF1020A-C] Codeforces Round #503 (Div.2)

08-12