September: 11,228.38 yuanNovember: 10,204.78 yuanSeptember: 11,228.38 yuan
July: -356.24 yuanJuly: -356.24 yuanAnother solution
2020:+34,277.8 yuan2022:-84,963.5 yuanToday's profit: +3537.65 yuan
Strategy guide
Strategy guide 12-14