local mod = 1000000007
local mfl = math.floor

local function badd(x, y)
  return (x + y) % mod
end
local function bmul(x, y)
  local x1, y1 = mfl(x / 31623), mfl(y / 31623)
  local x0, y0 = x - x1 * 31623, y - y1 * 31623
  return (x1 * y1 * 14122 + (x1 * y0 + x0 * y1) * 31623 + x0 * y0) % mod
end

local function modpow(src, pow)
  local res = 1
  while 0 < pow do
    if pow % 2 == 1 then
      res = bmul(res, src)
      pow = pow - 1
    end
    src = bmul(src, src)
    pow = mfl(pow / 2)
  end
  return res
end

local function modinv(src)
  return modpow(src, mod - 2)
end

local function getComb(n, k)
  local ret = 1
  local inv = 1
  for i = 1, k do
    ret = bmul(ret, n + 1 - i)
    inv = bmul(inv, i)
  end
  return bmul(ret, modinv(inv))
end

local n = io.read("*n")
local a = {}
local s = 0
for i = 1, 9 do
  a[i] = io.read("*n")
end
for i = 1, 9 do
  if 0 < a[i] then
    local v = 1
    local rem = n - 1
    for j = 1, 9 do
      local aj = j == i and a[j] - 1 or a[j]
      v = bmul(v, getComb(rem, aj))
      rem = rem - aj
    end
    s = badd(s, bmul(i, v))
  end
end
local mul = 1
do
  local v = 1
  for i = 1, n - 1 do
    v = (v * 10) % mod
    mul = (mul + v) % mod
  end
end
print(bmul(mul, s))