1 |
P1 - Pythagorean Theorem II |
Codeforces |
Codeforces Round #183 (Div. 2) |

2 |
P2 - Vanya and Label |
Codeforces |
Codeforces Round #355 (Div. 2) |

3 |
P3 - Powerful array |
Codeforces |
Yandex.Algorithm 2011 Round 2 |

4 |
P4 - New Reform |
Codeforces |
Codeforces Round #346 (Div. 2) |

5 |
P5 - Permute Digits |
Codeforces |
Educational Codeforces Round 36 (Rated for Div. 2) |

6 |
P6 - Simple Strings |
Codeforces |
Educational Codeforces Round 12 |

7 |
P7 - Long Path |
Codeforces |
Codeforces Round #239 (Div. 1) & Codeforces Round #239 (Div. 2) |

8 |
P8 - Bubble Sort Graph |
Codeforces |
Codeforces Round #198 (Div. 2) & Codeforces Round #198 (Div. 1) |

9 |
P9 - Ilya and Escalator |
Codeforces |
Codeforces Round #293 (Div. 2) |

10 |
P10 - Little Elephant and Array |
Codeforces |
Codeforces Round #136 (Div. 1) & Codeforces Round #136 (Div. 2) |

11 |
P11 - Wet Shark and Flowers |
Codeforces |
Codeforces Round #341 (Div. 2) |

12 |
P12 - Block Towers |
Codeforces |
8VC Venture Cup 2016 - Elimination Round |

13 |
P13 - Tea Party |
Codeforces |
Educational Codeforces Round 21 |

14 |
P14 - Greenhouse Effect |
Codeforces |
Codeforces Round #165 (Div. 1) & Codeforces Round #165 (Div. 2) |

15 |
P15 - Andrey and Problem |
Codeforces |
Codeforces Round #253 (Div. 1) & Codeforces Round #253 (Div. 2) |