Codeforces Round 364 (Div. 1) A. As Fast As Possible
Educational Codeforces Round 15 D. Road to Post Office
AIM Tech Round 3 (Div. 1) B. Recover the String
Codeforces Round 369 (Div. 2) D. Directed Roads
Bubble Cup 9 - Finals Online Mirror D. Dexterina’s Lab
Horse Race
Largest Number
Adjacent Sum Greater than K
Operation Dilemma
Closer