Can anyone tell me that in subtask 1 can I guess the prime no. in 2 queries or i have to ask more queries… Thanx in advance…

As written in statement, " Before that, you may ask Shef at most M questions". So it is OK to ask any number of queries you want (if no more than M).

I’m getting TLE -1.0000 verdict. How to fix that?. And one sub-task is getting AC. @bohdan I’m using python.

So, I have to flush the output on every line which I print or at the end of program?

Yes that and also If you use c++ using endl will do.

In C use fflush(stdout) after printf to flush output.

Actually there is no need to flush the output in python. Print statement takes care of that. :slight_smile:

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Guess the Prime! GUESSPRM

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hetp111 July 10, 2019, 7:24pm 4

Interactive Problems and the way to deal with them! tutorial

Hello Folks Today, I’m going to write my first blog on Interactive problems and all you need to know about them. First of all, Let us understand what are interactive problems. Interactive problem is nothing but a problem where your solution should interact (send output to and receive input from) with a grader problem (also called problem judge). If your solution makes the queries to find out the answer or make the queries in a specific way as required in the problem statement, you get an acc…

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