Codeforces Global Round 19 Solutions || Problems A,B,C,D and E

Hey everyone! as always, here are the solutions to problems A, B, C,D and E of Codeforces Global Round 19 If you are interested in attending free classes based on competitive programming and ask cp related and other doubts, then you are welcome to join my discord server. Link to the server: https://discord.gg/HGdtrN5mXe Contact me here : Linkedin : https://www.linkedin.com/in/harisam-s-351868113/ Instagram : https://www.instagram.com/sharmaharisam/ Codeforces : https://codeforces.com/profile/sharmaharisam #CP #Codeforces #Upsolving #Contest Timestamps : 0:00 - Intro 0:45 - A: Sorting Parts 6:02 - B: MEX and Array 19:01 - C: Andrew and Stones 30:53 - D: Yet Another Minimization Problem 45:19 - E: Best Pair