(Notes: The problems in this contest were curated based on their level of difficulty and listed from Atcoder's existing problems)
| # | Problem | Rate | Kyu | Difficulty | Contest |
|---|---|---|---|---|---|
| A | ABC057_A |  | 9 Kyu | -777 | https://atcoder.jp/contests/abc057 |
| B | ABC193_B |  | 9 Kyu | -552 | https://atcoder.jp/contests/abc193 |
| C | ABC161_A |  | 9 Kyu | -1083 | https://atcoder.jp/contests/abc161 |
| D | ABC301_D |  | 6 Kyu | 885 | https://atcoder.jp/contests/abc301 |
| E | ABC396_E |  | 4 Kyu | 1379 | https://atcoder.jp/contests/abc396 |
| F | ARC183_C |  | 1 Dan | 2018 | https://atcoder.jp/contests/arc183 |
| G | ABC201_F |  | 3 Dan | 2484 | https://atcoder.jp/contests/abc201 |
| H | ABC244_H |  | 5 Dan or higher | 2878 | https://atcoder.jp/contests/abc244 |
(Notes: The problems in this contest were curated based on their level of difficulty and listed from Atcoder's existing problems)
| # | Problem | Rate | Kyu | Difficulty | Contest |
|---|---|---|---|---|---|
| A | ARC148_A |  | 7 Kyu | 656 | https://atcoder.jp/contests/arc148 |
| B | ABC115_D |  | 5 Kyu | 1088 | https://atcoder.jp/contests/abc115 |
| C | ARC049_B |  | 3 Kyu | 1511 | https://atcoder.jp/contests/arc049 |
| D | ARC060_B |  | 2 Dan | 2261 | https://atcoder.jp/contests/arc060 |
| E | ABC295_H |  | 4 Dan | 2728 | https://atcoder.jp/contests/abc295 |
| F | ARC174_F |  | 5 Dan or higher | 3773 | https://atcoder.jp/contests/arc174 |
(Notes: The problems in this contest were curated based on their level of difficulty and listed from Atcoder's existing problems)
| # | Problem | Rate | Kyu | Difficulty | Contest |
|---|---|---|---|---|---|
| A | ABC317_E |  | 5 Kyu | 1085 | https://atcoder.jp/contests/abc317 |
| B | ARC173_C |  | 1 Dan | 2008 | https://atcoder.jp/contests/arc173 |
| C | ARC146_C |  | 3 Dan | 2428 | https://atcoder.jp/contests/arc146 |
| D | ABC202_F |  | 5 Dan or higher | 2905 | https://atcoder.jp/contests/abc202 |
| E | ARC162_F |  | 5 Dan or higher | 3190 | https://atcoder.jp/contests/arc162 |
| F | ARC161_E |  | 5 Dan or higher | 3136 | https://atcoder.jp/contests/arc161 |