Appliquer une seule opération sur l’ensemble des éléments d’un ‘valarray’

Author:

 calcul, valarray
{filelink=15081}


#include 
#include 
#include 
using namespace std;

int main()
{
  valarray v(10);

  for(int i=0; i<10; i++)
      v[i] = i;

  cout << "Contenu initial de valarray: ";
  for(i=0; i<10; i++)
    cout << v[i] << " ";
  cout << endl;

  //Calculer la racine carrée de chaque élément
  v = sqrt(v);

  for(i=0; i<10; i++)
    cout << v[i] << " ";
  cout << endl;

  return 0;
}

/*
Contenu initial de valarray: 0 1 2 3 4 5 6 7 8 9
0 1 1.41421 1.73205 2 2.23607 2.44949 2.64575 2.82843 3
 */        

Leave a Reply

Your email address will not be published. Required fields are marked *