Top Questions

1. Why is the time complexity of both DFS and BFS O( V + E )
   180 votes

   9 answers
2. What is the difference between an on-line and off-line algorithm?
   42 votes

   7 answers
3. Why is bubble sort O(n^2)?
   19 votes

   6 answers
4. Reading from standard in using ios::binary
   6 votes

   1 answers
5. Algorithm analysis: Am I analyzing these algorithms correctly? How to approach problems like these
   6 votes

   3 answers