hi..
how I can find the problems that based on grid and construct them, manipulate..
like these problems
1- G.(A/B Matrix)->https://mirror.codeforces.com/contest/1360/problem/G
2-D.(Grid-00100)->https://mirror.codeforces.com/problemset/problem/1371/D
I solved them and I got AC..but I want more and more ..I cannot find it in tags of codeforces..
sorry for my bad English
I can help you with these:
1-) Rooks Defenders
2-) Robots
3-) X-Sum
4-) Madoka and the Elegant Gift
5-) Madoka and Childish Pranks
6-) Colorful Field
7-) Fox And Two Dots
8-) Robot Cleaner
thanx..I will try them..
My favourite
gridproblem — 1438C - Engineer ArtemIf this question was Div2A, then its rating would have been 800 but its 2000. LoL