#include<iostream>
using namespace std;
void main()
{
	double number, count;
	std::cin >> number >> count;
	if (((int)number % (int)count) == 0) { int var = number / count; int dob = 1; for (int i{ 0 }; i < count; ++i) { dob *= var; } std::cout << dob; }
	else {
		double var = number / count;
		int dob = 1;
		double check = round(number / count);
		if (var < check) {
			for (int i{ 0 }; i < count; ++i) { if (i == count - 1) { dob *= check - 1; break; } else { dob *= check; } }
			std::cout << dob;
		}
		else {
			for (int i{ 0 }; i < count; ++i) { if (i == count - 1) { dob *= (int)var + 1; break; } else { dob *= (int)var; } }
			std::cout << dob;
		}
	}
}