CGR 2019

CGR=Codeforces Global Round，是 Codeforces 在 2019 年以来举办的一系列比赛。

2019 年已经成功举办了 6 场比赛。

本题单主要用于补题。

下面是作者针对一些比赛写的题解（仍在完善中）：

  1. CF1110A - Parity
  2. CF1110B - Tape
  3. CF1110C - Meaningless Operations
  4. CF1110D - Jongmah
  5. CF1110E - Magic Stones
  6. CF1110F - Nearest Leaf
  7. CF1110G - Tree-Tac-Toe
  8. CF1110H - Modest Substrings
  9. CF1119A - Ilya and a Colorful Walk
  10. CF1119B - Alyona and a Narrow Fridge
  11. CF1119C - Ramesses and Corner Inversion
  12. CF1119D - Frets On Fire
  13. CF1119E - Pavel and Triangles
  14. CF1119F - Niyaz and Small Degrees
  15. CF1119G - Get Ready for the Battle
  16. CF1119H - Triple
  17. CF1148A - Another One Bites The Dust
  18. CF1148B - Born This Way
  19. CF1148C - Crazy Diamond
  20. CF1148D - Dirty Deeds Done Dirt Cheap
  21. CF1148E - Earth Wind and Fire
  22. CF1148F - Foo Fighters
  23. CF1148G - Gold Experience
  24. CF1148H - Holy Diver
  25. CF1178A - Prime Minister
  26. CF1178B - WOW Factor
  27. CF1178C - Tiles
  28. CF1178D - Prime Graph
  29. CF1178E - Archaeology
  30. CF1178F1 - Short Colorful Strip
  31. CF1178F2 - Long Colorful Strip
  32. CF1178G - The Awesomest Vertex
  33. CF1178H - Stock Exchange
  34. CF1237A - Balanced Rating Changes
  35. CF1237B - Balanced Tunnel
  36. CF1237C1 - Balanced Removals (Easier)
  37. CF1237C2 - Balanced Removals (Harder)
  38. CF1237D - Balanced Playlist
  39. CF1237E - Balanced Binary Search Trees
  40. CF1237F - Balanced Domino Placements
  41. CF1237G - Balanced Distribution
  42. CF1237H - Balanced Reversals
  43. CF1266A - Competitive Programmer
  44. CF1266B - Dice Tower
  45. CF1266C - Diverse Matrix
  46. CF1266D - Decreasing Debts
  47. CF1266E - Spaceship Solitaire
  48. CF1266F - Almost Same Distance
  49. CF1266G - Permutation Concatenation
  50. CF1266H - Red-Blue Graph