#include <iostream>

using namespace std;

int main()
{
    double a, b, c;
    double epsilon;
    cout << "Please input the a,b,c:" << endl;
    cin >> a >> b >> c;
    for (int i = a - 50; i < a + 50; i++)
    {
        for (int j = b - 50; j < b + 50; j++)
        {
            epsilon = abs(pow(i, 2) + pow(j, 2) - pow(c, 2));
            if (epsilon < 1e-3)
            {
                cout << "find: ";
                cout << "a=" << i << " b=" << j << " c=" << c << " epsilon=" <<epsilon << endl;
            }
        }
    }
    system("pause");
}