#undef _GLIBCXX_DEBUG
#pragma GCC optimize("Ofast,inline")
#pragma GCC target("avx,avx2,fma")
#pragma GCC optimization ("unroll-loops")

#include <stdio.h>
#include <stdint.h>

int main()
{
    int N;
#pragma warning(suppress : 4996)
    scanf("%d\n", &N);    

    int_fast32_t a = 2, b = 4, c = 10, d = 24, e = 56, f = 132;
    const int_fast32_t x = 2, y = 10105054000000000, z = 202101080000, m = 20210108;

    N -= 6;

    while (N > 0)
    {
        a = x * (f + d);
        b = x * (a + e);
        c = x * (b + f);
        d = x * (c + a);
        e = x * (d + b);
        f = x * (e + c);

        if (f >= y) {
            d %= z;
            e %= z;
            f %= z;
        }

        N -= 6;
    }


    switch (N % 6) {
        case 0: printf("%d\n", f % m); break;
        case -1: printf("%d\n", e % m); break;
        case -2: printf("%d\n", d % m); break;
        case -3: printf("%d\n", c % m); break;
        case -4: printf("%d\n", b % m); break;
        case -5: printf("%d\n", a % m); break;
    }
}