#include <iostream>

using namespace std;

int main ()
{
	int input=0;
	int number=0;
	int start=1;

	cout << "What are the prime numbers from 1 to what number you would like to calculate?" << endl;
	cin >> input;

	for (number = input; number <= 0; number--)

	{
		bool isprime = true;
	for (int i = input; i <= number; i--)

		if(i%number==0)
		{
			bool isPrime = false;
			break;
		}

		else if (i==j) continue;

	}
	if(true)
		cout<<number<<endl;
}
}
return 0