list_cash_flow = [ 2500000, 5000000, -1000000, -2500000, 5000000, 10000000, -5000000, 7500000, 10000000, -1500000, 25000000, -2500000 ] total_pengeluaran, total_pemasukan = 0, 0 for dana in list_cash_flow: if dana > 0: total_pemasukan += dana else: total_pengeluaran += dana total_pengeluaran *= -1 print(total_pengeluaran)