#include <iostream>
#include <cstring>
#include <cstdio>
#include <cmath>
#include <string>
#include <vector>
#include <algorithm>
#include <map>
#include <set>

using namespace std;

int k[8];

int main() {
    int x;
    cin >> x;
    for (int i = 7; i >= 0; --i) {
        k[i] = x % 2;
        x /= 2;
    }
    for (int i = 0; i < 8; ++i) {
        cout << k[i];
    }
    cout << endl;
}