Hello everyone!

Codeforces Round #156 will take place on Sunday, December 16th at 19:30 MSK. This is my second Codeforces round and I hope not the last.

I'd like to thank Steps09, Seyaua, sdya and Gerald for helping me to prepare the round. Special thanks to Delinur for translation of all problem statements into English.

Problems’ point values are standart: **500-1000-1500-2000-2500**.

I strongly recommend you to read ALL the problems.

Gl & hf ! :)

Contest is over, I hope it was interesting for you :)

Congratulations to div1 winners:

1). WJMZBMR

2). al13n

3). rng_58

4). tourist2

5). KADR

and div2 winners:

1). ShadowSong

2). xiaoshua99

3). jiaobu