YB4.2 Концепция полуинтервалов итераторов

RobertDeMilo

Nov 10th, 2023

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#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;
//struct Lang
//{
// string name;
// int age;
//};
//void PrintRange(vector<string>::iterator range_begin, vector<string>::iterator range_end)
//{
// for (auto it = range_begin; it != range_end; ++it)
// {
// cout << *it << " ";
// }
//}
//using LangIt = vector<string>::iterator;
//void PrintRange(LangIt range_begin, LangIt range_end)
//{
// for (auto it = range_begin; it != range_end; ++it)
// {
// cout << *it << " ";
// }
//}
template<typename It>
void PrintRange(It range_begin, It range_end)
{
for (auto it = range_begin; it != range_end; ++it)
{
cout << *it << " ";
}
}
int main()
{
vector<string> langs = { "Python", "C++", "C", "Java", "C#" };
PrintRange(begin(langs), end(langs));
PrintRange(begin(langs[0]), end(langs[0]));
//#######################################################################################################
/*vector<Lang> langs = { {"Python", 26}, {"C++", 34}, {"C", 45}, {"Java", 22}, {"C#", 17} };
auto result = find_if(begin(langs), end(langs), [](const Lang& lang)
{return lang.name[0] == 'C'; });*/
/*string lang = langs[1].name;
auto it = begin(lang);
cout << *it << endl;
++it;
cout << *it << endl;*/
// cout << end(langs)->name; НЕЛЬЗЯ!
return 0;
}

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