let n = readLine()!.split(separator: " ").map{Int($0)!}
let m = readLine()!.split(separator: " ")
let o = m[0]
var h = m[1...].map{Int($0)!}
var v = [Int]()
for _ in 0..<n[0]{
    v += [Int(readLine()!)!]
}
var t = 0
let H = h.reduce(0){($0 + $1) % n[2]}
let V = v.reduce(0){($0 + $1) % n[2]}
if o == "+"{
    t = (n[0] * H + n[1] * V) % n[2]
}else{
    t = (H * V) % n[2]
}
print(t)