Problem 12362 - 10 - A. Garcia (France).

Problem 12361 - 10 - H. Ohtsuka (Japan).

Problem 12360 - 10 - D. M. Batinetu-Giurgiu (Romania).

Problem 12359 - 10 - P. Bracken (USA).

Problem 12358 - 10 - G. Galperin and Y. J. Ionin (USA).

Problem 12357 - 10 - Van Khea (Cambodia) and D. S. Marinescu (Romania).

Problem 12356 - 10 - I. Gessel (USA).

Problem 12354 - 09 - S. Filipovski (Slovenia).

Problem 12353 - 09 - Y. Tian (China).

Problem 12351 - 09 - S. Stewart (Saudi Arabia).

Problem 12350 - 09 - N. MacKinnon (UK).

Problem 12349 - 09 - R. Tauraso (Italy).

Problem 12348 - 08 - E. Vigren and H. Rullgard (Sweden).

Problem 12347 - 08 - M. Tetiva (Romania).

Problem 12346 - 08 - Nguyen Quang Minh (Singapore).

Problem 12344 - 08 - B. Bradie (USA).

Problem 12343 - 08 - Tran Quang Hung (Vietnam).

Problem 12341 - 07 - G. Apostolopoulos (Greece).

Problem 12340 - 07 - A. Garcia (France).

Problem 12338 - 07 - I. Mezo (China).

Problem 12337 - 07 - H. Ohtsuka (Japan).

Problem 12335 - 07 - T. Karzes, S. Lucas, J. Madison and J. Propp (USA).

Problem 12334 - 06 - F. Stanescu (Romania).

Problem 12332 - 06 - F. Holland (Ireland).

Problem 12331 - 06 - WeChat Group on Matrix Analysis (USA).

Problem 12328 - 06 - P. Koymans and J. Lagarias (USA).

Problem 12327 - 05 - M. Merca (Romania).

Problem 12326 - 05 - G. Stoica (Canada).

Problem 12324 - 05 - A. Stadler (Switzerland).

Problem 12323 - 05 - E. Vigren (Sweden) and A. Dieckmann (Germany).

Problem 12322 - 05 - A. Dzhumadil'daev (Kazakhstan).

Problem 12321 - 05 - M. Sharifi (Iran).

Problem 12320 - 04 - E. Treviño (USA).

Problem 12319 - 04 - M. Bencze (Romania).

Problem 12318 - 04 - M. Mehrabi (Sweden).

Problem 12317 - 04 - S. Stewart (Saudi Arabia).

Problem 12316 - 04 - H. A. ShahAli (Iran) and M. Shahali (USA).

Problem 12315 - 04 - M. P. Sundqvist and V. Ufnarovski (Sweden).

Problem 12314 - 04 - G. Galperin and Y. J. Ionin (USA).

Problem 12313 - 03 - D. B. West (USA).

Problem 12312 - 03 - M. Tchernookov (USA).

Problem 12311 - 03 - H. Ohtsuka (Japan).

Problem 12309 - 03 - J. DeVincentis, T. C. Occhipinti, and D. J. Velleman (USA).

Problem 12308 - 03 - C. Lupu (China).

Problem 12306 - 02 - A. Awasthi (India).

Problem 12305 - 02 - S. Sharma (India).

Problem 12304 - 02 - M. Bataille (France).

Problem 12303 - 02 - G. Apostolopoulos (Greece).

Problem 12302 - 02 - M. Omarjee (France).

Problem 12300 - 02 - H. A. ShahAli (Iran).

Problem 12299 - 01 - E. Vigren (Sweden).

Problem 12298 - 01 - G. Stoica (Canada).

Problem 12297 - 01 - N. Bhandari (Nepal).

Problem 12296 - 01 - D. A. Kalarkop, R. Rangarajan (India) and D. B. West (USA).

Problem 12294 - 01 - Tran Quang Hung (Vietnam).

Problem 12293 - 01 - H. Ohtsuka (Japan) and R. Tauraso (Italy).