#include <map>
#include <string>
#include <iostream>
using namespace std;
void printMap(map<string, int> const& m)
{
for(auto const& p : m)
cout << p.first << " -> " << p.second << endl;
}
int main()
{
map<string, int> m;
m["Ding"] = 0;
m["Dong"] = 1;
m["Value"] = 284;
printMap(m);
m["Ding"] = 10;
printMap(m);
return 0;
}
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