October: -27372 yuanOctober: -27372 yuan2021:+23,432.42 yuan
2023:-10,561.49 yuanSeptember: 11,228.38 yuanAnother solution
2020:+34,277.8 yuanMarch: 7393.83 yuanToday's profit: +3537.65 yuan
Strategy guide 12-13
Strategy guide