Problems
| Problem | Category | Points | AC % | Users |
|---|---|---|---|---|
| DBP01_NET | DBFS | 20 | 55.1% | 39 |
| DBP02_LT | DBFS | 20 | 61.9% | 40 |
| DBP03_MS | DBFS | 20 | 100.0% | 36 |
| DBP04_LTMX | DBFS | 20 | 47.9% | 31 |
| DBP05_BFS | BFS | 100 | 44.4% | 29 |
| DBP06_MLGT | ĐỒ THỊ | 100 | 36.4% | 26 |
| DBP20PATH | Practice | 17 | 27.6% | 24 |
| DPB21ROOM | Practice | 19 | 78.3% | 18 |
| DBP22MESSAGE | Practice | 12 | 38.9% | 13 |
| DC | CNP | 100 | 25.8% | 28 |
| DCANDY | QHD | 100 | 4.8% | 4 |
| DCANDY1 | C1 | 85 | 15.2% | 7 |
| DCANDY2 | C1 | 35 | 40.0% | 4 |
| DCCT2 | C1 | 24 | 36.8% | 14 |
| DCDN | QHD | 100 | 25.7% | 46 |
| DCHAR | A1 | 20 | 66.7% | 19 |
| DCPP | FLOW | 99 | 0.0% | 0 |
| DCSM | QHD | 100 | 22.7% | 40 |
| DDK | DFS | 23 | 48.3% | 12 |
| DE01_BAI1_SUB1 | A1 | 50 | 64.2% | 31 |
| DE01_BAI1_SUB2 | A1 | 30 | 37.3% | 29 |
| DE01_BAI2 | A1 | 10 | 30.0% | 23 |
| DE01_BAI3 | A1 | 20 | 30.4% | 14 |
| DEL21 | Practice | 30 | 14.0% | 6 |
| DELARR | sort | 100 | 49.7% | 72 |
| DELCHAR | Practice | 20 | 70.8% | 16 |
| DELESEQ | QHD | 100 | 71.9% | 37 |
| DELESEQ1 | QHD | 100 | 17.7% | 14 |
| DELIVERY | Practice | 100 | 47.4% | 59 |
| DELIVERY1 | Practice | 1 | 47.1% | 33 |
| DELPSTR | QHD | 20 | 40.0% | 22 |
| DELQUERY | Practice | 30 | 15.2% | 11 |
| DELSEG | Practice | 14 | 0.0% | 0 |
| DELSEQ | QHD | 100 | 18.9% | 29 |
| DELSTR | QHD | 100 | 40.0% | 14 |
| DEM | MAP | 100 | 50.0% | 25 |
| DEMCAP3 | Practice | 100 | 24.2% | 41 |
| DEMSCP | Practice | 100 | 17.3% | 18 |
| DENSITY | SOHOC | 100 | 31.9% | 49 |
| DESTROY | QHD trên cây | 50 | 0.0% | 0 |
| DG | sort | 100 | 0.0% | 0 |
| DGIFT | QHD | 100 | 34.2% | 35 |
| DGRAPH | Practice | 20 | 24.2% | 8 |
| DGROUPS | QHD | 20 | 9.2% | 10 |
| BTAB | PRVN | 40 | 12.7% | 9 |
| RDATA | PRVN | 40 | 38.5% | 8 |
| RESCUE | PRVN | 40 | 10.0% | 3 |
| DHBADGES | CTDL | 32 | 37.2% | 12 |
| BUYING | PRVN | 20 | 16.7% | 4 |
| DHBB21_1_EASYTASK | Practice | 20 | 29.5% | 21 |