codeforces 2200左右的trees题

  1. CF76A - Gift
  2. CF77C - Beavermuncher-0xFF
  3. CF575B - Bribes
  4. CF893F - Subtree Minimum Query
  5. CF1174F - Ehab and the Big Finale
  6. CF652E - Pursuit For Artifacts
  7. CF593D - Happy Tree Party
  8. CF894D - Ralph And His Tour in Binary Country
  9. CF1062E - Company
  10. CF1238F - The Maximum Subtree
  11. CF1285E - Delete a Segment
  12. CF276E - Little Girl and Problem on Trees
  13. CF622E - Ants in Leaves
  14. CF1292C - Xenon's Attack on the Gangs
  15. CF980E - The Number Games
  16. CF1051F - The Shortest Statement
  17. CF543D - Road Improvement
  18. CF576B - Invariance of Tree
  19. CF1009F - Dominant Indices
  20. CF1142B - Lynyrd Skynyrd
  21. CF1156D - 0-1-Tree
  22. CF486D - Valid Sets
  23. CF519E - A and B and Lecture Rooms
  24. CF600E - Lomsat gelral
  25. CF237D - T-decomposition
  26. CF85C - Petya and Tree
  27. CF191E - Thwarting Demonstrations
  28. CF812E - Sagheer and Apple Tree
  29. CF238C - World Eater Brothers
  30. CF960E - Alternating Tree
  31. CF406D - Hill Climbing
  32. CF165D - Beard Graph
  33. CF260D - Black and White Tree
  34. CF979D - Kuro and GCD and XOR and SUM
  35. CF1278E - Tests for problem D
  36. CF765E - Tree Folding
  37. CF932D - Tree
  38. CF538E - Demiurges Play Again
  39. CF618D - Hamiltonian Spanning Tree
  40. CF1175E - Minimal Segment Cover
  41. CF1220E - Tourism
  42. CF1223E - Paint the Tree
  43. CF766E - Mahmoud and a xor trip
  44. CF592D - Super M
  45. CF474E - Pillars
  46. CF587C - Duff in the Army
  47. CF461B - Appleman and Tree
  48. CF455C - Civilization