#Fibonacchi sequence
import numpy as np
N = int(input())
A = np.array([[1, 1], [1, 0]],dtype="int64")

mod =10 **9 + 7
def mat_f(X):
    if X == 0:
        return np.array([1, 0], [0, 1])
    elif X == 1:
        return A
    else:
        if X % 2 == 0:
            S = mat_f(X//2)
            S%=mod
            return np.dot(S, S)
        else:
            S = mat_f(X//2)
            S%=mod
            return np.dot(np.dot(S, S), A)


mat = np.dot(mat_f(N), np.array([1, 0]))
a=mat[0]%mod
b=mat[1]%mod
print((a%mod)*(b%mod)%mod)