2013

• 2013/09/03hdu 4456 crowd
• 2013/08/18CF 338E Optimize!
• 2013/08/17 两题类似的数位DP
• 2013/08/17HDU 4684 The Budget of Traveler
• 2013/08/12SRM 475 DIV1 900
• 2013/08/12SRM 477 DIV1 1000
• 2013/08/12TopCoder SRM 474 DIV1 1000
• 2013/08/11POJ 3415 Common Substrings
• 2013/08/07HDU 4654 k-edge connected components
• 2013/08/06suffix automation