# Open Preliminary Round

- [f(Aibohphobia)^-1](/cpw/codenection/2021/preliminary-round/aibohphobia.md): https://www.hackerrank.com/contests/codenection-2021-open-category-preliminary/challenges/faibohphobia-1/
- [Did they cheat?](/cpw/codenection/2021/preliminary-round/did-they-cheat.md): https://www.hackerrank.com/contests/codenection-2021-open-category-preliminary/challenges/did-they-cheat
- [Semester Breaks](/cpw/codenection/2021/preliminary-round/aibohphobia-1.md): https://www.hackerrank.com/contests/codenection-2021-open-category-preliminary/challenges/semester-breaks
