October: -27372 yuan2020:+34,277.8 yuanJuly: -356.24 yuan
2022:-84,963.5 yuanThis month's profit: +6912.15 yuanNovember: 10,204.78 yuan
January:-13,296.2 yuan2021:+23,432.42 yuanAnother solution
Strategy guide 12-13
Strategy guide