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UMS 📢
One week left before final stage. There must be a lot of problematic issues that are worrying you. BUT stay calm, stay silent, focus on VOTING, stream fancams etc.
LIU YUXIN DEBUT AS CENTER IS THE BEST ANSWER TO HATERS 💙
UMS 💞 XIN

12 38
2020-05-23

Problem 1443: Triangle Area, 90 Degree, Perpendicular, One-third Measurement https://t.co/JO7W4dkfwe

4 16
2019-12-30