#include <bits/stdc++.h>
using i64 = int_fast64_t;
#define repeat(i, a, b) for(int i = (a); (i) < (b); ++(i))
#define rep(i, n) repeat(i, 0, n)

void solve() {
    int n;
    scanf("%d", &n);
    std::string s;
    for(int i = n - 1; i >= 0; i--) {
        rep(_, n) s += std::to_string(i);
    }
    std::cout << s << std::endl;
}

int main() {
    // std::ios::sync_with_stdio(false);
    std::cin.tie(nullptr);
    solve();
    return 0;
}