20 1 1 There are 125 1 universities and 19490 teams from 33 provinces/municipalities/autonomous regions (including Hong Kong and Macao Special Administrative Regions), Singapore, the United States and Iran (including undergraduates1).
Among them,
First prize of undergraduate group: 224 teams; Probability: 1.4%
Second prize of undergraduate group: 1040 team probability: 6.5%
The first prize of the specialist group: 5 1 team probability: 1.46%
The second prize of the specialist group: 22 1 team probability: 6.35%