C++/Valarray/valarray cshift
Shift elements in valarray
#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
*/