C++/Valarray/valarray cshift

Shift elements in valarray

<source lang="cpp">

1. include <iostream>
2. include <valarray>
3. include <cmath>

using namespace std; int main() {

 valarray<int> v(10);
 for(int i=0; i<10; i++)
     v[i] = i;
 cout << "Original contents: ";
 for(int i=0; i<10; i++)
   cout << v[i] << " ";
 v = v.cshift(3);
 cout << "Shifted contents: ";
 for(int i=0; i<10; i++)
   cout << v[i] << " ";
 cout << endl;

 cout << endl;

} /* Original contents: 0 1 2 3 4 5 6 7 8 9 Shifted contents: 3 4 5 6 7 8 9 0 1 2

*/        
 </source>