#include <iostream>
using namespace std;

double Find_Min_Postive_Double();
double Find_Max_Postive_Double();

int main(){
    cout << "Smallest Positive double: " << Find_Min_Postive_Double() << endl;
    cout << "Largest Positive double: " << Find_Max_Postive_Double() << endl;
}

double Find_Min_Postive_Double(){
	double Double_Value = 0, Last_Double, Final_Double_Min_Value, Power = 1;

    while (Double_Value != Last_Double) {
        Final_Double_Min_Value = Last_Double;
        Last_Double = Double_Value;
        Double_Value = Double_Value + (Power / 2);
        Power = Power / 2;
    }
    while (Last_Double != Final_Double_Min_Value) {
        Last_Double *= 0.5;
        Final_Double_Min_Value *=  0.5;
    }
    return Final_Double_Min_Value;
}

double Find_Max_Postive_Double(){
	double Double, Double_It, Final_Double_Max_Value;

	Double = 0.0;
    Double_It = 0.0;
    while (Double == 0.0) {
        Final_Double_Max_Value = Double_It;
        Double_It += 1111e297;
        Double = (Double + Double_It) - Double_It;
    }
    return Final_Double_Max_Value;
}