Correct Solutions by,
- Toshihiro Shimizu Kawasaki, Japan
- Mümtaz Ulaş Keskin Antalya
- Jepbar Asgarov Hitrowka, Turkmenistan
- Gurt Devletov The State Energy Institute, Mary, Turkmenistan
- Myrat Chashemov
- Alper Balcı Bilkent University
- Amir Alakbarli The Academy of Public Administration, Baku, Azerbaijan
- Tan Özalp METU
- İmre Özbay Eser Telekom and NANOTAM, Bilkent
- Metin Can Aydemir Bilkent University
- Orkhan Ashrafov METU
- Muhammed İkbal Ulvi Boğaziçi University
- Mehmet Burak Gönül Cağaloğlu Anadolu Lisesi, İstanbul
- Mahmut Sait Okyay UNIST, Korea
- Adem Limani Lund University, Sweden
- Roger Bengtsson Lund, Sweden
- Emre Bektaş
- Rainer Müller Ludwigsburg, Germany
- Daniel Salehi Lund, Sweden
- Max Nilsson Lund University, Sweden
Solution: http://www.fen.bilkent.edu.tr/~cvmath/Problem/2108a.pdf