Competitive programming journal 2018

May 2018

• May 2018 Journal

June 2018

• June 2018 Journal

July 2018

• July 2018 Journal

August 2018

• August 2018 Journal

11 October

• Solved 4A - Watermelon. Solution.
• Solved 58A - Chat room. Solution.
• Solved 71A - Way Too Long Words. Solution.

12 October

• Solved 112A - Petya and Strings. Solution.
• Solved 118A - String Task. Solution.
• Solved 122A - Lucky Division. Solution.

13 October

• Solved 160A - Twins. Solution.
• Solved 166A - Ranklist. Solution.
• Solved 339A - Helpful Math. Solution.
• Solved 1029A - Many Equal Substrings. Solution.
• Solved 1029A - Creating the Contest. Solution.
• Solved 1029C - Maximal Intersection. Solution.
• Solved 1066B - Heaters. Solution.

14 October

• Solved 1059A - Cashier. Solution.
• Solved 1059B - Forgery. Solution.
• Solved 1064A - Make a Triangle!. Solution.
• Solved 1064B - Equations of Mathematical Magic. Solution.
• Today I participated in Codeforces Round #516 (Div. 2, by Moscow Team Olympiad). Was able to solve 2 Problems. Solved the 3rd one after the Contest was over. Rank: 2852, 1432 -> 1365.

15 October

• Solved 1064C - Oh Those Palindromes. Solution.
• Solved JDELAY - Judging Delay. Solution.

18 October

• Solved 1065C - Make it Equal. Solution.
• Solved 550C - Divisibility by Eight. Solution.

20 October

• Solved 10110 - Light, more light. Solution.
• Solved 1005D - Polycarp and Div 3. Solution.
• Solved NEWS - I SPY. Solution.
• Solved ACM ICPC Team. Solution.

21 October

• Solved TYPING - Chef and Typing. Solution.
• Solved ADASTAIR - Ada and the Staircase. Solution.
• Participated in October Mega Cook-off. Was able to solve one problem. Rank: 1635, 1520 -> 1522.

31 October

• Solved 1068A - Birthday. Solution.
• Solved 1068B - LCM. Solution.
• Solved 263A - Beautiful Matrix. Solution.

1 December - 10 December

I don’t remember the exact dates on which I solved these problems but I am sure, it was between 1 Dec & 10 Dec.

• Solved 1075A - The King’s Peace. Solution.
• Solved 1075B - Taxi Driver and Lyft. Solution.
• Solved 1073A - Diverse Substring. Solution.
• Solved 1073B - Vasya and the Books. Solution.
• Solved 1065B - Vasya and Isolated Vertices. Solution.
• Solved 1077A - Frog Jumping. Solution.
• Solved 1077B - Distributed People. Solution.
• Solved 1077C - Good Array. Solution.

31 December

• Participated in Good Bye 2018. Was able to solve 2 problems. The 3rd one was also easy, based on number of divisors but because I didn’t see the constraints properly, I messed up, a bit dissapointed. Rank : 5044, 1365->1340.