April: -985.06 yuanJanuary:-13,296.2 yuanAnother solution
This month's profit: +6912.15 yuanThis month's profit: +6912.15 yuanSeptember: 11,228.38 yuan
July: -356.24 yuanSeptember: 11,228.38 yuanFebruary: -5741.46 yuan
Strategy guide
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Strategy guide