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// clearing vectors
#include <iostream>
#include <vector>
int main ()
{
std::vector<int> myvector;
myvector.push_back (100);
myvector.push_back (200);
myvector.push_back (300);
std::cout << "myvector contains:";
for (unsigned i=0; i<myvector.size(); i++)
std::cout << ' ' << myvector[i];
std::cout << '\n';
myvector.clear();
myvector.push_back (1101);
myvector.push_back (2202);
std::cout << "myvector contains:";
for (unsigned i=0; i<myvector.size(); i++)
std::cout << ' ' << myvector[i];
std::cout << '\n';
return 0;
}
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