YB4.3 Итераторы множеств и словарей

RobertDeMilo

Nov 10th, 2023

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#include <iostream>
#include <algorithm>
#include <vector>
#include <set>
#include <map>
using namespace std;
template<typename It>
void PrintRange(It range_begin, It range_end)
{
for (auto it = range_begin; it != range_end; ++it)
{
cout << *it << " ";
}
}
template<typename It>
void PrintMapRange(It range_begin, It range_end)
{
for (auto it = range_begin; it != range_end; ++it)
{
cout << it->first << "/" << it->second << " ";
}
}
int main()
{
set<string> langs = { "Python", "C++", "C", "Java", "C#" };
PrintRange(begin(langs), end(langs));
auto it = langs.find("C++");
PrintRange(begin(langs), it);
PrintRange(it, end(langs));
//############################################################################################
map<string, int> langs = { {"Python", 26}, {"C++", 34}, {"C", 45}, {"Java", 22}, {"C#", 17} };
auto it = langs.find("C++");
PrintMapRange(begin(langs), it);
cout << endl;
PrintMapRange(it, end(langs));
//############################################################################################
return 0;
}

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