American Mathematical Monthly Problems - 2019
Problem 12149 - 10 - M. Mehrabi (Sweden).
Problem 12148 - 10 - T. Beke (USA).
Problem 12147 - 10 - L. Gonzalez (USA) and Tran Quang Hung (Vietnam).
Problem 12145 - 09 - T. Amdeberhan and V. Moll (USA).
Problem 12144 - 09 - Nguyen Minh Ha and Tran Quang Hung (Vietnam).
Problem 12143 - 09 - J. A. Scott (UK).
Problem 12142 - 09 - C. Chiser (Romania).
Problem 12141 - 09 - R. Tauraso (Italy).
Problem 12136 - 08 - Albert Stadler (Switzerland).
Problem 12134 - 08 - P. Bracken (USA).
Problem 12132 - 08 - K. S. Bhanu and M. Deshpande, and P. G. Dixit (India).
Problem 12129 - 07 - H. Ohtsuka (Japan).
Problem 12128 - 07 - O. Kouba (Syria).
Problem 12127 - 07 - O. Furdui and A. Sintamarian (Romania).
Problem 12126 - 07 - M. Tetiva (Romania).
Problem 12124 - 06 - M. Omarjee (France).
Problem 12120 - 06 - M. Bataille (France).
Problem 12118 - 06 - H. Ohtsuka (Japan).
Problem 12117 - 05 - M. Bataille (France).
Problem 12116 - 05 - R. Thaper (USA).
Problem 12115 - 05 - M. Dragan (Romania).
Problem 12114 - 05 - Z. Franco (USA).
Problem 12113 - 05 - R. P. Stanley (USA).
Problem 12110 - 04 - P. J. Rodriguez de Rivera and A. Plaza (Spain).
Problem 12107 - 04 - C.I. Valean (Romania).
Problem 12106 - 04 - H. Ohtsuka (Japan).
Problem 12105 - 04 - G. Brookfield (USA).
Problem 12103 - 03 - G. Apostolopoulos (Greece).
Problem 12102 - 03 - O. Furdui and A. Sintamarian (Romania).
Problem 12101 - 03 - Hojoo Lee (South Korea).
Problem 12099 - 03 - M. Bataille (France).
Problem 12098 - 03 - L. Giugiuc (Romania) and K. Altintas (Turkey).
Problem 12094 - 02 - P.F. Refolio (Spain).
Problem 12092 - 02 - M. Diao and A. Wu (USA).
Problem 12091 - 02 - C. I. Valean (Romania).
Problem 12090 - 02 - H. Ohtsuka (Japan).
Problem 12088 - 01 - F. Stanescu (Romania).
Problem 12086 - 01 - M. O. Sanchez (Peru) and L. Giugiuc (Romania).
Problem 12085 - 01 - J. DeVincentis, S. Wagon, and M. Elgersma (USA).
Problem 12084 - 01 - G. Stoica (Canada).
Problem 12083 - 01 - A. Belabes (Morocco).