Warning

### Greedy algorithms

Cakewalk:
Squares - http://codeforces.com/problemset/problem/263/B
Increase and Decrease - http://codeforces.com/problemset/problem/246/B
Dragons - http://codeforces.com/problemset/problem/230/A
Little Elephant and Sorting - http://codeforces.com/problemset/problem/205/B
File List - http://codeforces.com/problemset/problem/174/B
Magical Boxes - http://codeforces.com/problemset/problem/269/A
Hierarchy - http://codeforces.com/problemset/problem/17/B
Coins - http://codeforces.com/problemset/problem/58/B
Arrival of General - http://codeforces.com/problemset/problem/144/A

Easy:
Below the Diagonal - http://codeforces.com/problemset/problem/266/C
Escape from Stones - http://codeforces.com/problemset/problem/265/C
Game with Coin - http://codeforces.com/problemset/problem/245/C
Balls and Boxes - http://codeforces.com/problemset/problem/260/C
Anagram - http://codeforces.com/problemset/problem/254/C
Queue - http://codeforces.com/problemset/problem/141/C

Medium:
Plus and Xor - http://codeforces.com/problemset/problem/58/B
Sum - http://codeforces.com/problemset/problem/257/D
Black and White Tree - http://codeforces.com/problemset/problem/260/D
Dispute - http://codeforces.com/problemset/problem/242/D
LCM Challange - http://codeforces.com/problemset/problem/236/C
Deputies - http://codeforces.com/problemset/problem/173/D
New Year Snowman - http://codeforces.com/problemset/problem/140/C

Hard:
Word Eater Brothers - http://codeforces.com/problemset/problem/238/C
Zero One - http://codeforces.com/problemset/problem/135/C
Candy Shop - http://codeforces.com/problemset/problem/183/E
Zebra Tower - http://codeforces.com/problemset/problem/159/E
Competition - http://codeforces.com/problemset/problem/144/E

### Geometry

#### Vstupní testík

Test měl 14 jednobodových otázek, zde.
Ročník 1: 0, 0.5, 5.5, 2.5 bodů. Průměr 2.25
Ročník 2: 4, 8 bodů. Průměr 6
Ročník 3: 0.5, 0.5, 2.5, 5.5, 6.5, 7 bodů. Průměr 3.75
Ročník 4: 3.5, 3.5, 4, 4.5, 5.5 bodů. Průměr 4.2