WB2.12 Множества 2

RobertDeMilo

Sep 4th, 2023

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#include <iostream>
#include <vector>
#include <set>
#include <map>
using namespace std;
void PrintSet(const set <string>& s)
{
cout << "Size = " << s.size() << endl;
for (auto x : s) // перестали копировать очередную пару ключ - значение в переменную item c помощью константной ссылки
{
cout << x << endl;
}
}
int main()
{
set<string> month_names = { "January", "March", "February", "March" };
set<string> other_month_names = { "March", "January", "February" };
cout << (month_names == other_month_names) << endl; !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
//cout << month_names.count("January") << endl;
map<string, int> months = { {"January", 1}, {"February", 2}};
//cout << months.count("January") << endl;
vector<string> v = { "a", "b", "a" };
set<string> s(begin(v), end(v));
PrintSet(s);
return 0;
}

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