import java.util.*;

public class Main {
    static final int MOD = 1000000007;
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        long n = sc.nextLong();
        long[][] xy = new long[35][4];
        xy[0] = new long[]{1L, 1L, 1L, 0};
        for (int i = 1; i < 35; i++) {
            xy[i][0] = (xy[i - 1][0] * xy[i - 1][0] % MOD + xy[i - 1][1] * xy[i - 1][2] % MOD) % MOD;
            xy[i][1] = (xy[i - 1][0] * xy[i - 1][1] % MOD + xy[i - 1][1] * xy[i - 1][3] % MOD) % MOD;
            xy[i][2] = (xy[i - 1][2] * xy[i - 1][0] % MOD + xy[i - 1][3] * xy[i - 1][2] % MOD) % MOD;
            xy[i][3] = (xy[i - 1][2] * xy[i - 1][1] % MOD + xy[i - 1][3] * xy[i - 1][3] % MOD) % MOD;
        }
        long[] base = new long[]{1, 0};
        for (int i = 34; i >= 0 && n > 0; i--) {
            if (n >= (1L << i)) {
                n -= 1L << i;
                long next0 = (base[0] * xy[i][0] % MOD + base[1] * xy[i][2] % MOD) % MOD;
                long next1 = (base[0] * xy[i][1] % MOD + base[1] * xy[i][3] % MOD) % MOD;
                base[0] = next0;
                base[1] = next1;
            }
        }
        System.out.println(base[0] * base[1] % MOD);
    }
}