smhh22's blog

By smhh22, history, 4 years ago, In English

I tried to search sth, but no result found. I tried to search sth else, the same result, but I knew there are relevant blogs in CF. Here is an example:

Sorry for my bad English :)

Full text and comments »

  • Vote: I like it
  • +63
  • Vote: I do not like it

By smhh22, history, 5 years ago, In English

Hi;

can you help me with this problem?:

We have DAG with n vertices and m edges. We have q queries, each query has two integers v[i] and u[i], determine for each query that if there is a path starting at v[i] and finishing at u[i].

n, m, q <= 1e5

thanks, and sorry for my bad English. (:

Full text and comments »

  • Vote: I like it
  • +5
  • Vote: I do not like it

By smhh22, history, 6 years ago, In English

Hi. In my system, the output for problem 1077D, TC3 is "1 1", but the judge gives WA, and says my output was "1869767529 546111684". My submission is: 45829660 What's wrong?

Full text and comments »

  • Vote: I like it
  • +3
  • Vote: I do not like it