American Mathematical Monthly Problems - 2018
Problem 12079 - 10 - M. Omarjee (France).
Problem 12078 - 10 - H. Ohtsuka (Japan).
Problem 12077 - 10 - M. A. Alekseyev (USA).
Problem 12076 - 10 - T. Beke (USA).
Problem 12073 - 09 - H. Karakus (Turkey).
Problem 12067 - 08 - P. Bracken (USA).
Problem 12066 - 08 - Xiang-Qian Chang (USA).
Problem 12064 - 08 - C. A. Hernandez Melo (Brazil).
Problem 12063 - 08 - H. Ohtsuka (Japan).
Problem 12060 - 07 - O. Furdui and A. Sintamarian (Romania).
Problem 12058 - 07 - M. A. Alekseyev (USA).
Problem 12057 - 07 - P. Korus (Hungary).
Problem 12056 - 07 - L. Giugiuc, F. Stanescu (Romania), and Kadir Altintas (Turkey).
Problem 12055 - 07 - D. E. Knuth (USA).
Problem 12054 - 06 - C. I. Valean (Romania).
Problem 12051 - 06 - P. Ribeiro (Portugal).
Problem 12049 - 06 - Z. K. Silagadze (Russia).
Problem 12048 - 06 - J. C. Lagarias (USA).
Problem 12046 - 05 - M. Omarjee (France).
Problem 12045 - 05 - O. Furdui and A. Sintamarian (Romania).
Problem 12041 - 05 - R. Stanley (USA).
Problem 12039 - 04 - S. Silwal (USA).
Problem 12034 - 04 - G. Galperin and Y. J. Ionin (USA).
Problem 12032 - 03 - D. Galante and A. Plaza (Spain).
Problem 12031 - 03 - O. Furdu (Romania).
Problem 12029 - 03 - H. Ohtsuka (Japan).
Problem 12027 - 03 - A. Hannan (India).
Problem 12026 - 02 - M. Bataille (France).
Problem 12024 - 02 - M. Cucoanes, M. Dragan, and N. Stanciu (Romania).
Problem 12023 - 02 - V. Mikayelyan (Armenia).
Problem 12022 - 02 - M. Merca (Romania).
Problem 12021 - 02 - O. Sonebi (Morocco).
Problem 12019 - 01 - N. Safaei (Iran).
Problem 12016 - 01 - H. Ohtsuka (Japan) and R. Tauraso (Italy).
Problem 12015 - 01 - Dao Thanh Oai (Vietnam).
Problem 12014 - 01 - O. Furdui (Romania).