You can't. Submitting the Ye Wan Cup paper is only the first step to participate in the competition, not the guarantee of winning the prize. Ye Wan Cup is a national college computer science competition sponsored by China Computer Federation. If you want to win the prize, you need to achieve excellent results in the competition and be recognized by the judging experts. Experts of Ye Wan Cup usually evaluate papers from many dimensions, such as quality, innovation, practicality and completeness, and also consider the disciplines and research depth involved in the entries. Therefore, if you want to win the prize, you need excellent papers and innovative research results, as well as good performance and recognition from experts.