Real-time 1v1Race someone.
Race someone.
Not the clock.
You and one opponent get the same Codeforces problem at the same instant. Their tests pass in front of you as you type. You never see a line of their code. First correct solution wins.
- Problems
- 109
- Rating
- 800–1200
- Languages
- 3
- Hidden tests
- 1,870
Live duel21 tests
you21/21 · Accepted
for i in range(n):
total += a[i] * 2opponent14/21 · Wrong answer
code hidden
Illustrative. You always see how far they have got — never how they got there.