1 |
P1 - Karen and Supermarket |
Codeforces |
Codeforces Round #419 (Div. 1) & Codeforces Round #419 (Div. 2) |

2 |
P2 - An unavoidable detour for home |
Codeforces |
Codeforces Round #418 (Div. 2) |

3 |
P3 - Vladik and Entertaining Flags |
Codeforces |
Codeforces Round #416 (Div. 2) |

4 |
P4 - Leha and security system |
Codeforces |
Tinkoff Challenge - Final Round (Codeforces Round #414, rated, Div. 1 + Div. 2) |

5 |
P5 - Labelling Cities |
Codeforces |
Tinkoff Challenge - Final Round (Codeforces Round #414, rated, Div. 1 + Div. 2) |

6 |
P6 - Prairie Partition |
Codeforces |
VK Cup 2017 - Round 3 |

7 |
P7 - Ice cream coloring |
Codeforces |
Codeforces Round #411 (Div. 1) & Codeforces Round #411 (Div. 2) |

8 |
P8 - Expected diameter of a tree |
Codeforces |
Codeforces Round #411 (Div. 1) & Codeforces Round #411 (Div. 2) |

9 |
P9 - Vulnerable Kerbals |
Codeforces |
VK Cup 2017 - Round 2 |

10 |
P10 - Weird journey |
Codeforces |
Codeforces Round #407 (Div. 1) & Codeforces Round #407 (Div. 2) |

11 |
P11 - The Great Mixing |
Codeforces |
Codeforces Round #407 (Div. 1) & Codeforces Round #407 (Div. 2) |

12 |
P12 - Legacy |
Codeforces |
Codeforces Round #406 (Div. 1) & Codeforces Round #406 (Div. 2) |

13 |
P13 - Till I Collapse |
Codeforces |
Codeforces Round #406 (Div. 1) & Codeforces Round #406 (Div. 2) |

14 |
P14 - Bear and Tree Jumps |
Codeforces |
VK Cup 2017 - Round 1 |

15 |
P15 - Bear and Company |
Codeforces |
VK Cup 2017 - Round 1 |

16 |
P16 - Underground Lab |
Codeforces |
?????????? 2017 - ????? (?????? ??? ??????-??????????) |

17 |
P17 - Axel and Marston in Bitland |
Codeforces |
?????????? 2017 - ????? (?????? ??? ??????-??????????) |

18 |
P18 - Peterson Polyglot |
Codeforces |
Codeforces Round #402 (Div. 1) & Codeforces Round #402 (Div. 2) |

19 |
P19 - Anton and School |
Codeforces |
Codeforces Round #379 (Div. 2) |

20 |
P20 - Financiers Game |
Codeforces |
Technocup 2017 - Elimination Round 2 |

21 |
P21 - Alyona and towers |
Codeforces |
Codeforces Round #381 (Div. 1) & Codeforces Round #381 (Div. 2) |

22 |
P22 - Ostap and Tree |
Codeforces |
Codeforces Round #382 (Div. 2) & Codeforces Round #382 (Div. 1) |

23 |
P23 - Barrels and boxes |
Codeforces |
Divide by Zero 2017 and Codeforces Round #399 (Div. 1 + Div. 2, combined) |

24 |
P24 - Timofey and remoduling |
Codeforces |
Codeforces Round #395 (Div. 1) & Codeforces Round #395 (Div. 2) |

25 |
P25 - Dasha and Photos |
Codeforces |
Codeforces Round #394 (Div. 2) |

26 |
P26 - Maximum path |
Codeforces |
Educational Codeforces Round 17 |

27 |
P27 - Radio stations |
Codeforces |
Educational Codeforces Round 17 |

28 |
P28 - Bacterial Melee |
Codeforces |
8VC Venture Cup 2017 - Final Round |

29 |
P29 - Dreamoon and Strings |
Codeforces |
Codeforces Round #272 (Div. 2) & Codeforces Round #272 (Div. 1) |