hi guys,
I m devloping a program To calculate tavell alowance and driving alowance,But i have some problem to calculate it.
for it i m making structure of database
Sourec(CITY) Destination(CITY) startDate enddate mode
A B 5\14\2008 5\15\2008 SAME STATE
B D 5\20\2008 5\21\2008 OTHER STATE
D B 5\22\2008 5\22\2008 OTHER STATE
B A 5\14\2008 5\15\2008 SAME STATE
CALCULATE DAYS B/W
1.SOURCE CITY A TO DESTINATION B
1.SOURCE CITY D TO DESTINATION B
1.SOURCE CITY bTO DESTINATION a