Solutions

• Topcoder
• Codeforces
• AtCoder
• ICPC

Algorithm notes

• Data Structure
  • Fenwick Tree
  • Segment Tree (Bottom Up)
  • Segment Tree with Lazy Propagation (Bottom Up)
  • Disjoint Set
• Graph
  • SCC (Tarjan)
  • SCC (Kosaraju)
  • BCC, Cut vertex, Bridge
  • Maximum Flow (Dinic)
  • Maximum Flow with Edge Demands
• Math
  • Fast Fourier Transform