2013

• 2013/07/31HDU 4622 Reincarnation
• 2013/07/30Codeforces 316G3Good Substrings (30 points)
• 2013/07/24URAL 1956 Fire Signals
• 2013/07/16 A Contest to Celebrate Girlfriend's Birthday by Staginner
• 2013/07/15Codeforces MemSQL start[c]up Round 1