July: -356.24 yuanJanuary:-13,296.2 yuanOctober: -27372 yuan
2021:+23,432.42 yuanSeptember: 11,228.38 yuanAnother solution
Today's profit: +3537.65 yuanMay: -4260.08 yuanThis month's profit: +6912.15 yuan
Strategy guide 12-14
Strategy guide