#include <iostream>
using namespace std;

int main(void)
{
	// zad 1
	int n;
	cin>>n;
	for (int i=0;i<n;i++)
	{
		cout<<i<<endl;
	}

	// zad 2
	do
	{
		cin>>n;
	} while (n!=9);

	// zad 3
	int a[10]={1,23,52,3,26,8,9,11,29,19};
	int max = a[0];
	for (int i=0;i<10;i++)
	{
		if (max<a[i])
		{
			max=a[i];
		}
	}
	cout<<"Max Number is "<<max<<endl;

	// zad 4
	int digitCounter=1;
	int number,theSameNumber;
	cin >> number;
	theSameNumber = number;
	while (number > 10)
	{
		number/=10;
		digitCounter++;
	}
	cout<<"digit count: "<<digitCounter<<endl;

	// zad 5
	while (theSameNumber > 10)
	{
		cout<<theSameNumber%10;
		theSameNumber /= 10;
	}
	cout<<theSameNumber<<endl;

	return 0;
}