| 5869 | BZOJ1869：Pku2931 Procrastination | 0 | 0 | 0.000% |
| 6869 | BZOJ2869：灰烬之灵 | 0 | 0 | 0.000% |
| 7869 | BZOJ3869：Hero’s assistant | 0 | 0 | 0.000% |
| 8869 | BZOJ4869：[Shoi2017]相逢是问候 | 0 | 0 | 0.000% |
| 304566 | CF869A. The Artful Expedient | 0 | 0 | 0.000% |
| 304567 | CF869B. The Eternal Immortality | 0 | 0 | 0.000% |
| 304568 | CF869C. The Intriguing Obsession | 0 | 0 | 0.000% |
| 304569 | CF869D. The Overdosing Ubiquity | 0 | 0 | 0.000% |
| 304570 | CF869E. The Untended Antiquity | 0 | 0 | 0.000% |
| 310343 | CF1817A. Almost Increasing Subsequence | 0 | 0 | 0.000% |
| 310344 | CF1817B. Fish Graph | 0 | 0 | 0.000% |
| 310345 | CF1817C. Similar Polynomials | 0 | 0 | 0.000% |
| 310346 | CF1817D. Toy Machine | 0 | 0 | 0.000% |
| 310347 | CF1817E. Half-sum | 0 | 0 | 0.000% |
| 310348 | CF1817F. Entangled Substrings | 0 | 0 | 0.000% |
| 310349 | CF1818A. Politics | 0 | 0 | 0.000% |
| 310350 | CF1818B. Indivisible | 0 | 0 | 0.000% |
| 310351 | CF1818C. Almost Increasing Subsequence | 0 | 0 | 0.000% |
| 310352 | CF1818D. Fish Graph | 0 | 0 | 0.000% |
| 310353 | CF1818E. Similar Polynomials | 0 | 0 | 0.000% |
| 310354 | CF1818F. Toy Machine | 0 | 0 | 0.000% |
| 310677 | CF1869A. Make It Zero | 0 | 0 | 0.000% |
| 310678 | CF1869B. 2D Traveling | 0 | 0 | 0.000% |
| 310679 | CF1869C. Fill in the Matrix | 0 | 0 | 0.000% |
| 310680 | CF1869D1. Candy Party (Easy Version) | 0 | 0 | 0.000% |
| 310681 | CF1869D2. Candy Party (Hard Version) | 0 | 0 | 0.000% |
| 310682 | CF1869E. Travel Plan | 0 | 0 | 0.000% |
| 310683 | CF1869F. Flower-like Pseudotree | 0 | 0 | 0.000% |
| 402763 | GYM100869 A Boomerang Constellations | 0 | 0 | 0.000% |
| 402764 | GYM100869 B High Security | 0 | 0 | 0.000% |
| 402765 | GYM100869 C The Price is Correct | 0 | 0 | 0.000% |
| 402766 | GYM100869 D Text Editor | 0 | 0 | 0.000% |