All companies
Ncr
0 Easy2 Medium1 Hard3 total
| No. | Problem | Difficulty | Frequency |
|---|---|---|---|
| 2327 | Number of People Aware of a Secret | Medium | |
| 924 | Minimize Malware Spread | Hard | |
| 1797 | Design Authentication Manager | Medium |
0 Easy2 Medium1 Hard3 total
| No. | Problem | Difficulty | Frequency |
|---|---|---|---|
| 2327 | Number of People Aware of a Secret | Medium | |
| 924 | Minimize Malware Spread | Hard | |
| 1797 | Design Authentication Manager | Medium |