Problem 12222 - 10 - R. Tauraso (Italy).

Problem 12221 - 10 - N. Batir (Turkey).

Problem 12220 - 10 - D. M. Batinetu-Giurgiu and N. Stanciu (Romania).

Problem 12219 - 10 - B. Isaacson (USA).

Problem 12218 - 10 - R. Stong and Stan Wagon (USA).

Problem 12217 - 10 - G. Fera (Italy).

Problem 12215 - 09 - O. Furdui and A. Sintamarian (Romania).

Problem 12213 - 09 - H. Ohtsuka (Japan).

Problem 12210 - 09 - P. Bracken (USA).

Problem 12207 - 08 - O. Furdui and A. Sintamarian (Romania).

Problem 12206 - 08 - S. Stewart (Australia).

Problem 12205 - 08 - C. Chiser (Romania).

Problem 12204 - 08 - F. Visescu (Romania).

Problem 12203 - 08 - R. Tauraso (Italy).

Problem 12202 - 08 - Koopa Tak Lun Koo (China).

Problem 12200 - 07 - I. S. Evren (Turkey).

Problem 12199 - 07 - S. Sharma (India).

Problem 12194 - 06 - M. Tetiva (Romania).

Problem 12193 - 06 - F. Stanescu (Romania).

Problem 12192 - 06 - P. Korus (Hungary).

Problem 12190 - 06 - L. Giugiuc and G. Negutescu (Romania).

Problem 12189 - 06 - H. Katsuura (USA).

Problem 12186 - 05 - A. Eydelzon (USA).

Problem 12184 - 05 - P. Perfetti (Italy).

Problem 12183 - 05 - H. Ohtsuka (Japan).

Problem 12182 - 05 - G. Apostolopoulos (Greece).

Problem 12181 - 05 - S. Sharma (India).

Problem 12180 - 04 - P.F. Refolio (Spain).

Problem 12179 - 04 - N. MacKinnon (UK).

Problem 12178 - 04 - S. Portnoy (USA).

Problem 12175 - 04 - G. Fera (Italy).

Problem 12174 - 04 - G. Galperin (USA) and Y. J. Ionin (USA).

Problem 12173 - 03 - F. Stanescu (Romania).

Problem 12171 - 03 - U. Abel and V. Kushnirevych (Germany).

Problem 12168 - 03 - M. Lukarevski (North Macedonia).

Problem 12167 - 03 - N. MacKinnon (UK).

Problem 12165 - 02 - Tran Quang Hung and Nguyen Minh Ha (Vietnam).

Problem 12163 - 02 - T. Speckhofer (Austria).

Problem 12162 - 02 - Dao Thanh Oai (Vietnam) and L. Giugiuc (Romania).

Problem 12161 - 02 - J. H. Santiago (Mexico).

Problem 12160 - 02 - H. Ohtsuka (Japan) and R. Tauraso (Italy).

Problem 12158 - 01 - H. Grandmontagne (France).

Problem 12156 - 01 - H. Ohtsuka (Japan).

Problem 12154 - 01 - M. Lukarevski (North Macedonia).

Problem 12153 - 01 - O. Kouba (Syria).