I am very pleased to publish this problembook in China with my two friends. We thank the AMC and the other contests forgiving us permission to use their problems and official solutions. Our hope is thatthese problems and solutions will provide deeper insights into Americanmathematical competitions. There are lots of good and interesting problems inthis book. Enjoy reading!
By Harold B. Reiter，Professor at University ofNorth Carolina Charlotte, former AHSMEAMC committee chair, former SAT