Educational Codeforces Round 31 C. Bertown Subway
Codeforces Round #444 (Div. 2) C. Solution for Cube
Codeforces Round #446 (Div. 1) A. Pride
Sliding Window Maximum
Reverse Link List II
List Cycle
Insertion Sort List
Partition List
E - Placing Rectangles
D - Restricted Permutation