Mega Code Archive
Swap elements at locations 0 and 1 of an array
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#include <iostream>
using std::cout;
using std::endl;
#include <algorithm>
#include <iterator>
int main()
{
int a[ 10 ] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
std::ostream_iterator< int > output( cout, " " );
cout << "Array a contains:\n ";
std::copy( a, a + 10, output );
std::swap( a[ 0 ], a[ 1 ] );
cout << "\nArray a after swapping a[0] and a[1] using swap:\n ";
std::copy( a, a + 10, output ); // display array a
cout << endl;
return 0;
}
/*
Array a contains:
1 2 3 4 5 6 7 8 9 10
Array a after swapping a[0] and a[1] using swap:
2 1 3 4 5 6 7 8 9 10
*/
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