import sys sys.setrecursionlimit(200005) int1 = lambda x: int(x)-1 p2D = lambda x: print(*x, sep="\n") def II(): return int(sys.stdin.readline()) def LI(): return list(map(int, sys.stdin.readline().split())) def LLI(rows_number): return [LI() for _ in range(rows_number)] def LI1(): return list(map(int1, sys.stdin.readline().split())) def LLI1(rows_number): return [LI1() for _ in range(rows_number)] def SI(): return sys.stdin.readline().rstrip() dij = [(0, 1), (-1, 0), (0, -1), (1, 0)] # dij = [(0, 1), (-1, 0), (0, -1), (1, 0), (1, 1), (1, -1), (-1, 1), (-1, -1)] # inf = 18446744073709551615 inf = 4294967295 md = 10**9+7 # md = 998244353 def nHr(hn, hr): return nCr(hn+hr-1, hr-1) def nPr(com_n, com_r): if com_r < 0: return 0 if com_n < com_r: return 0 return fac[com_n]*ifac[com_n-com_r]%md def nCr(com_n, com_r): if com_r < 0: return 0 if com_n < com_r: return 0 return fac[com_n]*ifac[com_r]%md*ifac[com_n-com_r]%md # 準備 n_max = 3005 fac = [1] for i in range(1, n_max+1): fac.append(fac[-1]*i%md) ifac = [1]*(n_max+1) ifac[n_max] = pow(fac[n_max], md-2, md) for i in range(n_max-1, 1, -1): ifac[i] = ifac[i+1]*(i+1)%md pw = [1] for i in range(3000): pw.append(pw[-1]*2%md) n, r, g, b = LI() s = r+g+b # s+s-p-1<=n # 2s-n-1<=p pmin = max(0, 2*s-n-1) pmax = min(s//2, s-max(r, g, b)) # print(pmin,pmax) ans = 0 for p in range(pmin, pmax+1): cur = 0 for a in range(min(r, p)+1): cur += nCr(p, a)*pw[p]%md*nCr(s-2*p, r-a)%md*nCr(s-2*p-r+2*a, g-(p-a))%md cur%=md # print(a,cur) ans += cur*nCr(s-p, p)*nCr(n-s+1, s-p)%md ans%=md print(ans)