How to sort the problems in order of number of tries or number of fails?

I just know sort the problems in order of solved:

http://mirror.codeforces.com/problemset/?order=BY_SOLVED_DESC

Happy Programmer's day every body :)

wish the best for all

why my solution got TLE?

problem?

isn't sortedlist operations in lg n?

anyone can give me useful link which contains recursive best first search algorithm pseudo code?

like this (for IDDFS)

thanks for your help

can someone explain more for this problem (510C - Fox And Names)?

I read editorial but I didn't get that

Thanks for your help

        int limit = 1 << n;
        for (int i = 0; i < limit; i++) {
            if (Integer.bitCount(i) >= 3) {
                System.out.println(i);
            }
        }

can some one help to solve the problem with good time complexity?

why I got Time Limit in this problem?

solution

how can I fix it?

Hi every one

my code runs in my computer and every thing is OK, but I got runtime error in judge. what's wrong?