#include<iostream>
#include<map>
using namespace std;

int main ( )
{
   
    // Declaration
    map<string,double> M;

    // Assignment
    M.insert (make_pair("Sony",100.0));
    M.insert (make_pair("JVC",120.0));
    M["Philips"] = 120.0;
    M["Samsung"] = 130.0;
    M.insert(map<string,double> :: value_type("Siemens",140));
   
    // Declaration of the iterator pos
    map<string,double> :: iterator pos;
   
    // Print M
    for (pos=M.begin( );pos!=M.end( );++pos) {
       cout << pos->first  << ": price = $" << pos->second << endl;
    }

    // "Siemens" is replaced by "Sie" (exchanging elements)
    M["Sie"]=M["Siemens"];
    M.erase("Siemens");

    // Prices rise: +25%
    for (pos=M.begin( );pos!=M.end( );++pos) {
       pos->second *=1.25;
    }

    // Print M
    cout << endl;
    for (pos=M.begin( );pos!=M.end( );++pos) {
       cout << pos->first  << " price = $" << pos->second << endl;
    }

}