The World Chess Solving Championship (WCSC) is an annual competition in the solving of chess problems (also known as chess puzzles) organized by the World Federation for Chess Composition (WFCC), previously by FIDE via the Permanent Commission of the FIDE for Chess Compositions (PCCC).
The participants must solve a series of different types of chess problem in a set amount of time. Points are awarded for correct solutions in the least amount of time. The highest score at the end of the competition is proclaimed the winner.