Codeforces Round #710 Div3 Solutions

By xloypaypa in codeforces on 27 Mar 2021

Solutions for all problems in Codeforces Round #710 Div3.…

Codeforces Round #709 Basic Diplomacy - Greedy

By xloypaypa in codeforces on 25 Mar 2021

Greedy. But the problem is how to prove. First of all, we have two different kinds of people. Type #1, the number of days they can join is not more than...…

Codeforces Round #705 K-beautiful Strings - implementation

By xloypaypa in codeforces on 21 Mar 2021

Of course greedy. But it's very clear. So more a implementation problem.…

Codeforces Round #706 Let's Go Hiking - Game

By xloypaypa in codeforces on 13 Mar 2021

Not hard, But need consider carefully. Still can be kind of game problem.…

Codeforces Round #706 Diamond Miner - Greedy

By xloypaypa in codeforces on 13 Mar 2021

Simple Greedy. Pair the points who have smaller absolute value as soon as we can.…