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A2OJ Ladders
1500-1599 A2OJ: Ladder
This ladder provides a structured path for users with a Codeforces Rating between 1500 to 1599. It has different levels of difficulty, helping them to systematically improve their problem-solving skills. A2OJ ladders have proven to be beneficial for many competitive programmers over the years.
98 problemscompetitive
0%
0/98
Overall progress
0 / 98
0/26
Easy
0/59
Medium
0/13
Hard
| Status | Problem | Practice | Revision | Level | |
|---|---|---|---|---|---|
| 1. | Presents | Codeforces | Easy | ||
| 2. | Nearly Lucky Number | Codeforces | Easy | ||
| 3. | Petya and Strings | Codeforces | Easy | ||
| 4. | Tram | Codeforces | Easy | ||
| 5. | Ultra-Fast Mathematician | Codeforces | Easy | ||
| 6. | Amusing Joke | Codeforces | Easy | ||
| 7. | Way Too Long Words | Codeforces | Easy | ||
| 8. | Xenia and Ringroad | Codeforces | Easy | ||
| 9. | Slightly Decreasing Permutations | Codeforces | Easy | ||
| 10. | Football | Codeforces | Easy | ||
| 11. | Caisa and Pylons | Codeforces | Easy | ||
| 12. | Present from Lena | Codeforces | Easy | ||
| 13. | k-String | Codeforces | Easy | ||
| 14. | Fancy Fence | Codeforces | Easy | ||
| 15. | Chat room | Codeforces | Easy | ||
| 16. | Contest | Codeforces | Easy | ||
| 17. | Twins | Codeforces | Easy | ||
| 18. | Puzzles | Codeforces | Easy | ||
| 19. | String Task | Codeforces | Easy | ||
| 20. | Mashmokh and ACM | Codeforces | Medium | ||
| 21. | The Child and Toy | Codeforces | Medium | ||
| 22. | Fence | Codeforces | Easy | ||
| 23. | T-primes | Codeforces | Medium | ||
| 24. | Rank List | Codeforces | Easy | ||
| 25. | Fox and Box Accumulation | Codeforces | Medium | ||
| 26. | Cinema Line | Codeforces | Easy | ||
| 27. | Escape from Stones | Codeforces | Medium | ||
| 28. | Laptops | Codeforces | Easy | ||
| 29. | Little Elephant and Bits | Codeforces | Easy | ||
| 30. | Flipping Game | Codeforces | Medium | ||
| 31. | Dima and Staircase | Codeforces | Medium | ||
| 32. | Building Permutation | Codeforces | Medium | ||
| 33. | Ilya and Queries | Codeforces | Easy | ||
| 34. | Kuriyama Mirai's Stones | Codeforces | Medium | ||
| 35. | Party | Codeforces | Easy | ||
| 36. | Ice Skating | Codeforces | Medium | ||
| 37. | Cut Ribbon | Codeforces | Medium | ||
| 38. | Booking System | Codeforces | Medium | ||
| 39. | Fox And Names | Codeforces | Medium | ||
| 40. | Fox And Two Dots | Codeforces | Medium | ||
| 41. | Pocket Book | Codeforces | Medium | ||
| 42. | Array | Codeforces | Medium | ||
| 43. | Ladder | Codeforces | Medium | ||
| 44. | Divisibility by Eight | Codeforces | Medium | ||
| 45. | Little Elephant and Problem | Codeforces | Medium | ||
| 46. | Ciel and Flowers | Codeforces | Medium | ||
| 47. | Convex Shape | Codeforces | Medium | ||
| 48. | Maze | Codeforces | Medium | ||
| 49. | View Angle | Codeforces | Hard | ||
| 50. | Mr. Kitayuta, the Treasure Hunter | Codeforces | Hard | ||
| 51. | Maximum Absurdity | Codeforces | Medium | ||
| 52. | Color Stripe | Codeforces | Medium | ||
| 53. | Checkposts | Codeforces | Medium | ||
| 54. | Misha and Forest | Codeforces | Medium | ||
| 55. | Kolya and Tandem Repeat | Codeforces | Medium | ||
| 56. | Anya and Ghosts | Codeforces | Medium | ||
| 57. | Removing Columns | Codeforces | Medium | ||
| 58. | Beautiful Numbers | Codeforces | Hard | ||
| 59. | Vasya and Chess | Codeforces | Medium | ||
| 60. | Hamburgers | Codeforces | Medium | ||
| 61. | Colorful Graph | Codeforces | Medium | ||
| 62. | To Add or Not to Add | Codeforces | Medium | ||
| 63. | Xenia and Bit Operations | Codeforces | Medium | ||
| 64. | Little Girl and Maximum XOR | Codeforces | Medium | ||
| 65. | Arithmetic Progression | Codeforces | Medium | ||
| 66. | Friends and Presents | Codeforces | Hard | ||
| 67. | Barcode | Codeforces | Medium | ||
| 68. | Xenia and Weights | Codeforces | Medium | ||
| 69. | Little Dima and Equation | Codeforces | Medium | ||
| 70. | Long Jumps | Codeforces | Medium | ||
| 71. | Tetrahedron | Codeforces | Medium | ||
| 72. | Physics Practical | Codeforces | Medium | ||
| 73. | Boredom | Codeforces | Medium | ||
| 74. | Valera and Tubes | Codeforces | Medium | ||
| 75. | Valera and Elections | Codeforces | Medium | ||
| 76. | Little Girl and Maximum Sum | Codeforces | Medium | ||
| 77. | George and Job | Codeforces | Medium | ||
| 78. | Table Decorations | Codeforces | Hard | ||
| 79. | k-Tree | Codeforces | Medium | ||
| 80. | Color the Fence | Codeforces | Medium | ||
| 81. | Polo the Penguin and Matrix | Codeforces | Medium | ||
| 82. | Another Problem on Strings | Codeforces | Medium | ||
| 83. | Exams | Codeforces | Medium | ||
| 84. | Caesar's Legions | Codeforces | Medium | ||
| 85. | Beautiful Sets of Points | Codeforces | Medium | ||
| 86. | Number of Ways | Codeforces | Medium | ||
| 87. | A and B and Interesting Substrings | Codeforces | Hard | ||
| 88. | Valid Sets | Codeforces | Hard | ||
| 89. | Devu and Partitioning of the Array | Codeforces | Medium | ||
| 90. | Good Substrings | Codeforces | Hard | ||
| 91. | Wonder Room | Codeforces | Hard | ||
| 92. | Present | Codeforces | Medium | ||
| 93. | Painting Fence | Codeforces | Hard | ||
| 94. | Vasya and Basketball | Codeforces | Medium | ||
| 95. | Bear and Prime Numbers | Codeforces | Medium | ||
| 96. | Restore Graph | Codeforces | Hard | ||
| 97. | Gargari and Bishops | Codeforces | Hard | ||
| 98. | Multiplication Table | Codeforces | Hard |