import sys


def I(): return int(sys.stdin.readline().rstrip())
def MI(): return map(int,sys.stdin.readline().rstrip().split())
def LI(): return list(map(int,sys.stdin.readline().rstrip().split()))
def LI2(): return list(map(int,sys.stdin.readline().rstrip()))
def S(): return sys.stdin.readline().rstrip()
def LS(): return list(sys.stdin.readline().rstrip().split())
def LS2(): return list(sys.stdin.readline().rstrip())


A,B = S().split()
A = [int(a) for a in A]
B = [int(b) for b in B]
mod = 10**9+7


def f(X):
    digit = len(X)
    dp = [[[[[0]*8 for _ in range(3)] for _ in range(2)] for _ in range(2)] for _ in range(digit+1)]
    # pos,less,has_3,mod3,mod8
    dp[0][0][0][0][0] = 1
    for d in range(digit):
        x = X[d]
        for i in range(2):
            for j in range(2):
                for k in range(3):
                    for l in range(8):
                        upper = 9 if i else x
                        for m in range(upper+1):
                            dp[d+1][i | (m < x)][j | (m == 3)][(k+m) % 3][(2*l+m) % 8] += dp[d][i][j][k][l]
                            dp[d+1][i | (m < x)][j | (m == 3)][(k+m) % 3][(2*l+m) % 8] %= mod
    res0,res1 = 0,0
    for j in range(2):
        for k in range(3):
            for l in range(8):
                if (j or k == 0) and l != 0:
                    res0 += dp[-1][0][j][k][l]
                    res0 %= mod
                    res1 += dp[-1][1][j][k][l]
                    res1 %= mod
    return res0,res1


a0,a1 = f(A)
b0,b1 = f(B)
ans = b0+b1-a1
ans %= mod
print(ans)