1 |
P1 - Tourist's Notes |
Codeforces |
Codeforces Round #300 |

2 |
P2 - Working out |
Codeforces |
Codeforces Round #245 (Div. 1) & Codeforces Round #245 (Div. 2) |

3 |
P3 - Ladder |
Codeforces |
Codeforces Round #171 (Div. 2) |

4 |
P4 - Alyona and Spreadsheet |
Codeforces |
Codeforces Round #401 (Div. 2) |

5 |
P5 - Fix a Tree |
Codeforces |
Codeforces Round #363 (Div. 1) & Codeforces Round #363 (Div. 2) |

6 |
P6 - Long Jumps |
Codeforces |
Codeforces Round #274 (Div. 2) & Codeforces Round #274 (Div. 1) |

7 |
P7 - Robbers' watch |
Codeforces |
Codeforces Round #359 (Div. 1) & Codeforces Round #359 (Div. 2) |

8 |
P8 - Little Artem and Matrix |
Codeforces |
VK Cup 2016 - Round 2 |

9 |
P9 - Jon Snow and his Favourite Number |
Codeforces |
Divide by Zero 2017 and Codeforces Round #399 (Div. 1 + Div. 2, combined) |

10 |
P10 - Predict Outcome of the Game |
Codeforces |
Codeforces Round #258 (Div. 2) |