1 |
P1 - Die Roll |
Codeforces |
Codeforces Beta Round #9 (Div. 2 Only) |

2 |
P2 - Permutation |
Codeforces |
Codeforces Round #209 (Div. 2) |

3 |
P3 - Modified GCD |
Codeforces |
Codeforces Beta Round #67 (Div. 2) |

4 |
P4 - Lucky Probability |
Codeforces |
Codeforces Beta Round #84 (Div. 1 Only) & Codeforces Beta Round #84 (Div. 2 Only) |

5 |
P5 - Dexterina’s Lab |
Codeforces |
Bubble Cup 9 - Finals [Online Mirror] |

6 |
P6 - Second price auction |
Codeforces |
Rockethon 2015 |

7 |
P7 - Hit the Lottery |
Codeforces |
Codeforces Round #492 (Div. 2) [Thanks, uDebug!] |

8 |
P8 - Prime Matrix |
Codeforces |
Codeforces Round #166 (Div. 2) |

9 |
P9 - Vacations |
Codeforces |
Codeforces Round #363 (Div. 1) & Codeforces Round #363 (Div. 2) |

10 |
P10 - Ilya and Bank Account |
Codeforces |
Codeforces Round #186 (Div. 2) |

11 |
P11 - Win or Freeze |
Codeforces |
Codeforces Round #107 (Div. 1) & Codeforces Round #107 (Div. 2) |

12 |
P12 - Boredom |
Codeforces |
Codeforces Round #260 (Div. 1) & Codeforces Round #260 (Div. 2) |