//============================================================================
// Name        : Kolokwium.cpp
// Author      :
// Version     :
// Copyright   : Your copyright notice
// Description : Hello World in C++, Ansi-style
//============================================================================

#include <iostream>
#include <cstdlib>
#include <string>
using namespace std;


float zad1(int tab[], int rozmiar)
{

	float sred=0;
	for (int i=0; i<=rozmiar-1; i++)
	{
		sred=sred+tab[i];
	}

	sred=sred/rozmiar;


	float m1,m2;
	if (tab[0]<=sred)
	m1=sred-tab[0];
	else if (tab[0]>=sred)
		m1=tab[0]-sred;

	m2=tab[0];
	for (int i=1; i<=rozmiar-1; i++)
	{
		if (tab[i]>=sred && tab[i]-sred<=m1)
		{
			m1=tab[i]-sred;
			m2=i;
		}
		else if (tab[i]<sred && sred-tab[i]<=m1)
		{
			m1=sred-tab[i];
			m2=i;
		}


	}
	return m2;


}

void zad3(char tab[], char tab2[])
{
	int rozmiar=strlen(tab);


	int j=0;
	for (int i=0; i<=rozmiar; i++)
	{
		tab2[j]=tab[i];
		j++;
		tab2[j]=' ';
		j++;
	}
	cout<<tab2<<endl;
	for (int i=0 ; i<=2*rozmiar; i++)
	{
		cout<<tab2[i];
	}
}

int zad2()
{
	string cosd;
	cout<<"Wprowadz string: "<<endl;
	cin.sync();
	getline(cin,cosd);

	int buf=cosd.find(" ");

	if (buf<0)
		return 0;
	else if (buf>=0)
		return 1;
}


int main() {
	while(true)
	{
		int tab[]={100,2,3,4};
		cout<<"Wybierz zadanie:"<<endl;
		cout<<"1. Zadanie 1"<<endl;
		cout<<"2. Zadanie 2"<<endl;
		cout<<"3. Zadanie 3"<<endl;

		char tab2[100];
		int x;
		char wybor;
		cin>>wybor;

		if (wybor=='q' || wybor=='Q')
		exit(0);
		else
		{
		switch(wybor)
		{
			case '1': cout<<zad1(tab,4); break;
			case '2': cout<<zad2(); break;
			case '3': zad3("MITP",tab2); break;
		}
		}

		cout<<endl;

	}
}