#include <iostream>

using namespace std;

bool is_increasing(int n)
{
	if(!(n/10))
	{
		return true;
	}
	return ((n - (n/10)*10) >= (n/10 - (n/100)*10)) && is_increasing(n/10);
}
int main()
{
/*
	int a;
	cin >> a;
	cout << is_increasing(a) << endl;
	return 0;
*/
}