Mega Code Archive
Copy elements in one vector into another vector in reverse order
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#include <iostream>
using std::cout;
using std::endl;
#include <algorithm>
#include <vector>
#include <iterator>
int main()
{
int a1[ 10 ] = { 1, 3, 5, 7, 9, 1, 3, 5, 7, 9 };
std::vector< int > v1( a1, a1 + 10 ); // copy of a
std::ostream_iterator< int > output( cout, " " );
cout << "Vector v1 contains: ";
std::copy( v1.begin(), v1.end(), output );
std::vector< int > results2;
std::reverse_copy( v1.begin(), v1.end(), std::back_inserter( results2 ) );
cout << "\nAfter reverse_copy, results2 contains: ";
std::copy( results2.begin(), results2.end(), output );
cout << endl;
return 0;
}
Vector v1 contains: 1 3 5 7 9 1 3 5 7 9
After reverse_copy, results2 contains: 9 7 5 3 1 9 7 5 3 1
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