| Problem ID | Title | Solved | Submit | Pass Rate |
|---|---|---|---|---|
| 4079 | Rectangles | 20 | 59 | 33.898% |
| 4107 | 春节之夜 | 145 | 388 | 37.371% |
| 4177 | 火车 | 2 | 12 | 16.667% |
| 4304 | Kids' Riddle | 5 | 5 | 100.000% |
| 4339 | Significant Cups重要奖杯 | 4 | 4 | 100.000% |
| 4383 | Timofey and cubes | 1 | 1 | 100.000% |
| 4428 | 井字游戏 | 103 | 207 | 49.758% |
| 4619 | Ant Man | 1 | 1 | 100.000% |
| 4822 | Processing Queries 处理查询 | 2 | 2 | 100.000% |
| 4950 | 漂亮数 | 69 | 237 | 29.114% |
| 5079 | Kolya and Tanya | 4 | 5 | 80.000% |
| 5120 | Bear and Three Musketeers | 8 | 9 | 88.889% |
| 5200 | Cutting Jigsaw Puzzle | 0 | 0 | 0.000% |
| 5223 | Sea and Islands | 0 | 0 | 0.000% |
| 5328 | Han Solo and Lazer Gun | 0 | 0 | 0.000% |
| 5378 | Before an Exam | 1 | 1 | 100.000% |
| 5403 | Obsessive String | 7 | 8 | 87.500% |
| 5446 | Maximum Value | 1 | 1 | 100.000% |
| 5480 | Worms | 3 | 4 | 75.000% |
| 5593 | DZY Loves FFT | 1 | 1 | 100.000% |
| 5690 | Mashmokh and ACM | 3 | 3 | 100.000% |
| 5769 | Very Beautiful Number | 1 | 1 | 100.000% |
| 5926 | Game with Strings | 0 | 2 | 0.000% |
| 5943 | 出售 | 4 | 7 | 57.143% |
| 5959 | Simple Molecules | 0 | 0 | 0.000% |
| 5996 | Eight Point Sets | 1 | 1 | 100.000% |
| 6077 | 美人鱼和周期 | 6 | 7 | 85.714% |