Example of range-base for loop, C++ (gcc)

Example of range-base for loop

// Testing a c++11 code
// Example range-based for loop
// Nicrodamus
//
#include <iostream>
#include <vector>
#include <algorithm>
#include <iterator>

using namespace std;

template<class T>
ostream& operator<<(ostream& cout, const vector<T>& v){
    for(T c : v){
        cout << " " << c << " ";
    }
    return cout;
}

template<class T>
class InitCont{
	private:
		T val;
	public:
		InitCont(){};
		InitCont(const T& init):val(init){};
		~InitCont(){};
		T operator()(){
			return val++;
		};
};
int main() {
	int sz = 15;
	//
	// Integers
	//
	vector<int>ivect(sz);	
	InitCont<int>iElem(2);
	generate(ivect.begin(), ivect.end(), iElem);
	cout << "ivect = {" << ivect << "}\n";
	//
	// Doubles
	//
	vector<double>dvect(sz);
	InitCont<double>dElem(1.5);
	generate(dvect.begin(), dvect.end(), dElem);
	cout << "dvect = {" << dvect << "}\n\n";
	//
	// Characters
	//
	vector<char>lc(sz+11);
	InitCont<char>lcElem('a');
	generate(lc.begin(), lc.end(), lcElem);
	cout << "Lower case set = {" << lc << "}\n";
	
	vector<char>uc(sz+11);
	InitCont<char>ucElem('A');
	generate(uc.begin(), uc.end(), ucElem);
	cout << "Upper case set = {" << uc << "}\n";
	
	return 0;
};


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