1 |
P1 - Little Girl and Maximum Sum |
Codeforces |
Codeforces Round #169 (Div. 2) |

2 |
P2 - Xenia and Bit Operations |
Codeforces |
Codeforces Round #197 (Div. 2) |

3 |
P3 - Knight Tournament |
Codeforces |
Codeforces Round #207 (Div. 1) & Codeforces Round #207 (Div. 2) |

4 |
P4 - Dima and Staircase |
Codeforces |
Codeforces Round #167 (Div. 2) & Codeforces Round #167 (Div. 1) |

5 |
P5 - Pashmak and Parmida's problem |
Codeforces |
Codeforces Round #261 (Div. 2) |

6 |
P6 - Enemy is weak |
Codeforces |
Codeforces Beta Round #57 (Div. 2) |

7 |
P7 - Exposition |
Codeforces |
Codeforces Beta Round #6 (Div. 2 Only) |

8 |
P8 - Nested Segments |
Codeforces |
Educational Codeforces Round 10 |