sorry，I am a beginner BO, and English is very poor...
I am trying a logic similar to Excel in bo Webi report，
EXCEL contents are as follows:
Columns B、 C、 D are WEBI report data，I want results Column E ,
How to realize?
B C D E
2 MONTH amount1 amount2 amount3
3 1 0 10 =C3-D3
4 1 2 3 =E3+C4-D4
5 1 0 5 =E4+C5-D5
6 1 1 0 =E5+C6-D6
7 1 0 5 =E6+C7-D7