1 |
P1 - Again Twenty Five! |
Codeforces |
Experimental Educational Round: VolBIT Formulas Blitz |

2 |
P2 - I'm bored with life |
Codeforces |
Codeforces Round #422 (Div. 2) |

3 |
P3 - Design Tutorial: Learn from Math |
Codeforces |
Codeforces Round #270 |

4 |
P4 - Ilya and Bank Account |
Codeforces |
Codeforces Round #186 (Div. 2) |

5 |
P5 - Lucky Division |
Codeforces |
Codeforces Beta Round #91 (Div. 2 Only) |

6 |
P6 - Subtractions |
Codeforces |
Codeforces Testing Round #5 |

7 |
P7 - Alyona and Numbers |
Codeforces |
Codeforces Round #358 (Div. 2) |

8 |
P8 - Weird Subtraction Process |
Codeforces |
Educational Codeforces Round 39 (Rated for Div. 2) |

9 |
P9 - Modified GCD |
Codeforces |
Codeforces Beta Round #67 (Div. 2) |

10 |
P10 - Find Maximum |
Codeforces |
Codeforces Round #205 (Div. 2) |