This book summarizes the contents that candidates often take exams and are difficult to take exams, and obtains both "mysterious" and particularly effective problem-solving methods and skills, and makes a detailed analysis.

Chen Wendeng, a professor at the Central University of Finance and Economics, is the principal of Beijing Wendeng School. Former head of the Department of Mathematics of Central University of Finance and Economics, director of Beijing Mathematical Society. He has made outstanding achievements in teaching and scientific research. In 2000, he won the "Special Contribution Award" and enjoyed the special allowance of the State Council, which is well-known among graduate students and peers.