Problems
| Problem | Category | Points | AC % | Users |
|---|---|---|---|---|
| BIRD | Practice | 40 | 33.0% | 50 |
| BOOKSORT2 | Practice | 69 | 44.4% | 2 |
| BRCNT2 | Practice | 10 | 14.3% | 1 |
| BUYGOOD | QHD | 66 | 23.6% | 24 |
| CANDIES | Practice | 10 | 0.0% | 0 |
| CGCD | SOHOC | 20 | 16.7% | 4 |
| CXTREE | Practice | 80 | 20.0% | 5 |
| FARRAY | Practice | 10 | 12.0% | 29 |
| T24FBRA | QHD | 90 | 28.6% | 23 |
| FPAIR | Practice | 90 | 2.7% | 1 |
| FTREE | Practice | 10 | 28.1% | 11 |
| GCHESS | PRVN | 80 | 0.0% | 0 |
| HATE | PRVN | 20 | 37.5% | 2 |
| MEGARR | Practice | 10 | 9.9% | 10 |
| MOSUM | Practice | 80 | 50.0% | 2 |
| PFR | Practice | 20 | 23.3% | 5 |
| RADIO | Practice | 70 | 12.5% | 2 |
| RAT | Practice | 20 | 0.0% | 0 |
| SRAIN | Practice | 20 | 0.0% | 0 |
| SSTORM | Practice | 100 | 31.3% | 20 |
| SUMCIR | Practice | 20 | 0.0% | 0 |
| TDIAM | Practice | 20 | 22.7% | 4 |
| TWOLAYER | Practice | 70 | 100.0% | 1 |
| VIRUS | PRVN | 20 | 0.0% | 0 |
| T24WATER | PRVN | 20 | 8.3% | 1 |
| Mua bán cỏ | Practice | 20 | 0.0% | 0 |
| Tính phí đường bộ | DIJKSTRA | 40 | 100.0% | 1 |
| TABGAME | Practice | 20 | 0.0% | 0 |
| TABLE | Practice | 100 | 52.4% | 30 |
| TABLEDEL | Practice | 10 | 64.5% | 19 |
| TABWALK | Practice | 100 | 38.4% | 31 |
| TAMGIAC | CNP | 100 | 30.3% | 78 |
| TANGQUA | A1 | 20 | 60.9% | 13 |
| TANK | Practice | 100 | 48.1% | 65 |
| TBCCD | CƠ BẢN | 10 | 100.0% | 1 |
| TBUS | Practice | 50 | 54.9% | 74 |
| TDIVSEQ | Practice | 79 | 40.8% | 16 |
| TDLAP | Practice | 11 | 50.0% | 19 |
| TEAM | Practice | 100 | 35.5% | 35 |
| TEAMSEAS | CTDL | 100 | 34.2% | 49 |
| TELEFONI | Practice | 100 | 55.9% | 18 |
| TENTROM | QHD trên cây | 11 | 0.0% | 0 |
| TERA | CNP | 100 | 32.4% | 55 |
| TERRYFOX | ĐỒ THỊ | 60 | 48.3% | 12 |
| THAMQUAN | Practice | 100 | 87.9% | 24 |
| BAI1 | A1 | 10 | 50.0% | 1 |
| BAI2 | A1 | 5 | 0.0% | 0 |
| BAI3 | A1 | 10 | 100.0% | 1 |
| BAI4 | A1 | 10 | 0.0% | 0 |
| CSMAX | A1 | 10 | 22.2% | 4 |