Art of Programming

ART OF PROGRAMMING CONTEST 

C Programming Tutorials | Data Structures | Algorithms

Compiled by

Ahmed Shamsul Arefin 

Graduate Student, 

Institute of Information and Comunicaion Technology 

Bangladesh University of Engineering and Technology (BUET) 

BSc. in Computer Science and Engineering, CUET

Reviewed By 

Steven Halim 

School of Computing, National University of Singapore 

Singapore. 

Dr. M. Lutfar Rahman 

Professor, Departent of Computer Science and Engineering 

University of Dhaka.

Foreworded By 

Professor Miguel A. Revilla 

ACM-ICPC International Steering Committee Member and Problem Archivist 

University of Valladolid, 

Spain. 

http://acmicpc-live-archive.uva.es 

http://online-judge.uva.es

Gyankosh Prokashoni, Bangladesh

ISBN 984-32-3382-4 

 DEDICATED TO

Shahriar Manzoor 

Judge ACM/ICPC World Finals 2003-2006 

(Whose mails, posts and problems are invaluable to all programmers)

And 

My loving parents and colleagues 

 ACKNOWLEDGEMENTS 

I would like to thank following people for supporting me and helping me for the significant 

improvement of my humble works. Infact, this list is still incomplete.

University of Valladolid, Spain. 

Professor Miguel A. Revilla 

North South University, Bangladesh 

Dr. M Kaykobad 

Shahjalal University of Science and 

Dr. M. Zafar Iqbal 

Technology, Bangladesh 

University of Dhaka, Bangladesh 

Dr. M. Lutfar Rahman 

Daffodil International University 

Dr. Abu Taher 

University of Lethbridge, Canada 

Howard Cheng 

National University of Singapore, 

Steven Halim 

Singapore 

South East University, Bangladesh 

Shahriar Manzoor 

University of Valladolid, Spain 

Carlos Marcelino Casas Cuadrado 

Arizona State University, USA 

Mahbub Murshed Suman 

Daffodil International University 

Salahuddin Mohammad Masum 

Dhaka University of Engineering and 

Samiran Mahmud 

Technology 

Chittagong University of Engineering and 

M H Rasel 

Technology 

National University of Singapore, 

Sadiq M. Alam 

Singapore 

Bangladesh University of Engineering and 

Mehedi Bakht 

Technology 

University of Dhaka 

Ahsan Raja Chowdhury 

University of Toronto, Canada 

Mohammad Rubaiyat Ferdous Jewel 

North South University 

KM Hasan 

Georgia Institute of Technology,USA 

Monirul Islam Sharif 

Chittagong University of Engineering and 

Gahangir Hossain 

Technology 

Shahjalal University of Science and