问题现象：关于现金流量表里加期初现金余额公式问题，如何设置
问题解决：
1.本月金额，取库存现金、银行存款及其他货币资金的月初数：
QC("1001","","年","月")+QC("1002","","年","月")+QC("1012","","年","月")
2.本年累计金额，取库存现金、银行存款及其他货币资金的年初数：
QC("1001","","年") +QC("1002","","年") +QC("1012","","年")
3.期末现金余额=期初现金余额+现金净增加额
期末现金余额（本月数）=期末现金余额（本年累计数）
