Codeforces Round 243 (Div. 2)

2 problems from Codeforces Round 243 (Div. 2) (contest 426), difficulty 800-1300. 2/2 solutions verified against sample I/O.

2 items

Codeforces Round 243 (Div. 2)

Div. 2 | 2 problems | 2/2 verified | Difficulty 800-1300 | 2m 57s

#	Problem	Rating	Tags	Accepted	Time	✓
A	Sereja and Mugs	800	implementation	9,951	1m 20s	✓
B	Sereja and Mirroring	1300	implementation	3,959	1m 37s	✓

Practice › Codeforces Solutions › Codeforces Round 243 (Div. 2) ›

CF 426A - Sereja and Mugs

We have a cup with capacity s and several mugs containing water. Players take turns choosing one non-empty mug and pouring all of its water into the cup. The cup starts empty and water is never removed.

Practice › Codeforces Solutions › Codeforces Round 243 (Div. 2) ›

CF 426B - Sereja and Mirroring

We start with some small matrix b. One mirroring operation doubles its height. The top half stays unchanged, and the bottom half becomes the rows of the top half written in reverse order.