function solve()
    a = readline()
    s = readline()
    d = Vector{Char}(undef, 10)
    for i in 1:10
        d[i] = a[i]
    end
    for x in s
        if isdigit(x)
            y = parse(Int, x)
            print(d[y+1])
        else
            print(x)
        end
    end
    println()
end
solve()