1. #include<bits/stdc++.h>
using namespace std;
#define LL long long
const int N = 1e5 + 10;
const int INF = 0x3f3f3f3f;
int x;
int main()
{
    cin >> x;
    cout << x << " " << x * 10;
	return 0;
}
//菜鸟驿站
//老六专属