4个数字复式三中三多少组合

简介：The backyard is large and can accommodate thousands of people. However, after only 800 people came in, no one came in again. There were still many people outside, but they were stopped by the guards at the door. Apparently the assessment was also conducted in batches, so It is impossible for many people to complete the assessment at one time, and Qin Fen can be regarded as catching up with the first batch.