#include <bits/stdc++.h>
using namespace std;
static inline constexpr const unsigned long long MAXN = static_cast<unsigned long long>(
    (unsigned long long int)(
        (const unsigned long long)(static_cast<unsigned long long>(
            (1145141919810ull << 63Ull) + 1145141919810uLL
            ))
        )/(static_cast<unsigned long long>(10000000))
    )%(static_cast<unsigned long long>(10000000));
int main(){
    cout << MAXN;
}