2021 寒假作業 個人練習三
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## Data Structures
- [ ] [abinitio](https://open.kattis.com/problems/abinitio)
- [ ] [chopwood](https://open.kattis.com/problems/chopwood)
- [ ] [flyingsafely](https://open.kattis.com/problems/flyingsafely)
- [ ] [control](https://open.kattis.com/problems/control)
- [ ] [ladice](https://open.kattis.com/problems/ladice)
- [ ] [almostunionfind](https://open.kattis.com/problems/almostunionfind)
- [ ] [tildes](https://open.kattis.com/problems/tildes)
- [ ] [justforsidekicks](https://open.kattis.com/problems/justforsidekicks)
- [ ] [moviecollection](https://open.kattis.com/problems/moviecollection)
- [ ] [worstweather](https://open.kattis.com/problems/worstweather)
## Brute Force -- Part 1
- [ ] [foolingaround](https://open.kattis.com/problems/foolingaround)
- [ ] [sgcoin](https://open.kattis.com/problems/sgcoin)
- [ ] [lastfactorialdigit](https://open.kattis.com/problems/lastfactorialdigit)
- [ ] [closestsums](https://open.kattis.com/problems/closestsums)
- [ ] [tautology](https://open.kattis.com/problems/tautology)
- [ ] [misa](https://open.kattis.com/problems/misa)
- [ ] [medals](https://open.kattis.com/problems/medals)
- [ ] [dancerecital](https://open.kattis.com/problems/dancerecital)
- [ ] [towering](https://open.kattis.com/problems/towering)
- [ ] [squaredeal](https://open.kattis.com/problems/squaredeal)
- [ ] [perket](https://open.kattis.com/problems/perket)