Shift elements in valarray : valarray cshift « valarray « C++ Tutorial

1. C++ Tutorial
2. valarray
3. valarray cshift

#include <iostream>
#include <valarray>
#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