Formula
CommonFun.calcBuff_8531
function CommonFun.calcBuff_8531(srcUser, targetUser, a, b, c, d, lv)
if srcUser == nil or targetUser == nil then
return 0
end
local A = 0
if srcUser:HasBuffID(a) and srcUser:HasBuffID(b) then
A = c
end
return A
end