#include <iostream>
#include <string>
#include <algorithm>
#include <vector>
using namespace std;
int main(int argc, char* argv[])
{
vector <string> vTest;
vTest.push_back( "a ");
vTest.push_back( "b ");
vTest.push_back( "c ");
vTest.push_back( "d ");
swap(vTest[0], vTest[3]);
vector <string> ::iterator pos;
for (pos = vTest.begin(); pos != vTest.end(); pos++)
{
cout << *pos << endl;
}
return 0;
}
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