| # | ID | Name | Difficulty | Solver |
|---|---|---|---|---|
| 1 | abc353_e | H. Yet Another Sigma Problem | 1217 | 5912 |
| 2 | abc403_e | H. Forbidden Prefix | 1447 | 3329 |
| 3 | abc377_g | G. Edit to Match | 1782 | 1971 |
| 4 | agc047_b | B. First Second | 1871 | 1687 |
| 5 | abc268_g | G. Random Student ID | 2311 | 995 |
| 6 | arc087_c | E. Prefix-free Game | 2431 | 1094 |
| 7 | abc254_h | Ex. Multiply or Divide by 2 | 2499 | 1085 |
| 8 | codefestival_2016_qualB_e | E. Lexicographical disorder | 2576 | 438 |
| 9 | joisc2010_dna | dna. DNAの合成 (DNA Synthesizer) | null | 346 |
| 10 | tenka1_2016_final_c | C. たんごたくさん | null | 296 |
| 11 | utpc2014_e | E. 宝くじ | null | 168 |