12th International Conference on Algorithms and Complexity

10 – 12 May, 2021

Larnaca, Cyprus

Submission deadlines extended after popular request

Aims and Scope

The International Conference on Algorithms and Complexity is intended to provide a forum for researchers working in all aspects of computational complexity and the use, design, analysis and experimentation of efficient algorithms and data structures. The 12th International Conference on Algorithms and Complexity (CIAC 2021) will take place in Larnaca, Cyprus, on May 10-12, 2021.


Papers presenting original research in the areas of algorithms and complexity are sought, including (but not limited to):

  • sequential, parallel and distributed algorithms and data structures
  • approximation and randomized algorithms
  • graph algorithms and graph drawing
  • on-line and streaming algorithms
  • analysis of algorithms and computational complexity
  • algorithm engineering
  • web algorithms
  • exact and parameterized computation
  • algorithmic game theory
  • computational biology
  • foundations of communication networks
  • computational geometry
  • discrete optimization

COVID19 contingency plan

The steering committee is monitoring closely the situation with COVID19. In case there are any travel restrictions at the time of the conference due to the ongoing pandemic, the organizers will make the necessary arrangements so that affected presenters could make their presentations remotely.

Latest News

20 Oct ’20 – Call for Papers updated
09 Sep ’20 – Call for Papers and Important Dates available
14 Apr ’20 – Committees page updated

Important Dates

Deadline for submission October 31 November 05, 2020, 23:59 AoΕ Extended
Deadline for uploading new versions of already submitted papers November 6 November 10, 2020, AoE Extended
Notification of acceptance December 22, 2020
Final manuscript, camera ready January 31, 2021

Organizing Institution



Lordos Beach Hotel, 4*






CIAC 2019

27th – 29th May, 2019

Rome, Italy

CIAC 2017

24th – 26th May, 2017

Athens, Greece

CIAC 2015

20th – 22nd May, 2015

Paris, France

CIAC 2013

22nd – 24th May, 2013

Barcelona, Spain

CIAC 2010

26th – 28th May, 2010

Rome, Italy

CIAC 2006

29th – 31st May, 2006

Rome, Italy

CIAC 2003

28th – 30th May, 2003

Rome, Italy

CIAC 2000

01st – 03rd March, 2000

Rome, Italy

CIAC 1997

12th – 14th March, 1997

Rome, Italy

CIAC 1994

23rd – 25th February, 1994

Rome, Italy