daviemeng
ℂ𝕁𝕊ℍ𝕊 ℕ𝕋ℍ𝕌 𝔼𝔼.26 Founded the solution for 17x^2 - 16|x|y + 17y^2 = 225
300位粉絲
37+
138+
0 (0.00/天)
12 (0.40/天)
0415ch._
tzule.lu_0311
penny___linnn20
zi_ting123
ll_.__ce._ih
rrain_bow__