CYCLIC INEQUALITY-561 Posted on January 29, 2019 by ssmrmh Proposed by Daniel Sitaru-Romania CYCLIC INEQUALITY-561 Solution 1 by Tran Hong-Dong Thap-Vietnam, Solution 2 by Serban George Florin-Romania, Solution 3 by Soumava Chakraborty-Kolkata-India, Solution 4 by Sanong Huayrerai-Nakon Pathom-Thailand