#include <algorithm>
#include <vector>
#include <iostream>
#include <map>
using namespace std;
int main()
{
map<int, int> mojaMapa;
mojaMapa[20] = 4;
mojaMapa[30] = 5;
mojaMapa[40] = 7;
auto iter = mojaMapa.begin();
for (auto &x : mojaMapa)
{
cout << x.second << endl;
}
cin.get();
cin.get();
}
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