Codeforces Rounds
Every edition of Codeforces Rounds with open registration. 4 active.
4 open now · 680 across the whole index · refreshed 6 Aug 2026
CONTEST · CodeforcesSTARTS TODAY
Codeforces Round 1115 (Div. 2)
CodeforcesOnlineFree entryRating and ranksStarts 6 Aug 2026Details +Close −- Starts
- 6 Aug 2026, 20:05 IST
- Prize
- Rating and ranks
- Mode and place
- Online
- Entry fee
- Free
- Team size
- Individual
- Who can enter
- Open to everyone
CONTEST · Codeforces1 DAY LEFT
Educational Codeforces Round 193 (Rated for Div. 2)
CodeforcesOnlineFree entryRating and ranksStarts 7 Aug 2026Details +Close −- Starts
- 7 Aug 2026, 20:05 IST
- Prize
- Rating and ranks
- Mode and place
- Online
- Entry fee
- Free
- Team size
- Individual
- Who can enter
- Open to everyone
CONTEST · Codeforces3 DAYS LEFT
Codeforces Round 1116 (Div. 1)
CodeforcesOnlineFree entryRating and ranksStarts 9 Aug 2026Details +Close −- Starts
- 9 Aug 2026, 20:05 IST
- Prize
- Rating and ranks
- Mode and place
- Online
- Entry fee
- Free
- Team size
- Individual
- Who can enter
- Open to everyone
CONTEST · Codeforces3 DAYS LEFT
Codeforces Round 1116 (Div. 2)
CodeforcesOnlineFree entryRating and ranksStarts 9 Aug 2026Details +Close −- Starts
- 9 Aug 2026, 20:05 IST
- Prize
- Rating and ranks
- Mode and place
- Online
- Entry fee
- Free
- Team size
- Individual
- Who can enter
- Open to everyone
Want to filter this further, by date or platform or free entry? The full index has every listing with filters on top.
Put this list in your calendar and stop checking.
Subscribe once and everything on this page arrives in your own calendar, with an alert the day before it closes and the registration link inside. No account, no email address, and it updates itself.
Button did nothing? Copy the link instead · works in every calendar app