| Problem | Input | Output | Java Solution | C++ Solution |
|---|---|---|---|---|
| Covid 19 | covid19.in | covid19.out | covid19.java | covid19.cpp |
| Hexagon | hexagon.in | hexagon.out | c.java | hexagon.cpp |
| Passwords | passwords.in | passwords.out | passwords.java | passwords.cpp |
| Upwards | upwards.in | upwards.out | upwards.java | upwards.cpp |