Drafts

    • Problem Author's Handbook

      Drafts Drafts is our tool for designing programming problems. It lets you prepare your problem, sha

    • Interactive Problems

      Example Driver (of An Obvious Interactive Problem) C #include <unistd.h> #include <stdio.

    • Custom Checker

      Example Custom Checker C #include <stdio.h> #include <stdlib.h> int main() { // F