// ------------------------------------------------------------------
// Cas d'une matrice de float allouée dynamiquement
// ------------------------------------------------------------------

#include <iostream>
#include <iomanip>
using namespace std;

int main( int argc, char *argv[] ) {

	// création d'une matrice de 3 lignes par 7 colonnes de float
	float **m;
	m = new float * [ 3 ];
	for (int i = 0; i < 3; ++i) {
		m[ i ] = new float [ 7 ];
		for (int j = 0; j < 7; ++j) {
			m[ i ][ j ] = i*10 + j;
		}
	}
	
	// affichage de la matrice
	for (int i = 0; i < 3; ++i) {
		for (int j = 0; j < 7; ++j) {
			cout << std::fixed << setw(5) << setprecision(2);
			cout << m[ i ][ j ] << " ";
		}
		cout << endl;
	}
	
	cout << **m << endl;
	cout << **(m + 1) << endl;
	cout << **(m + 2) << endl;
	cout << *(*(m+2) + 3) << endl;

	return EXIT_SUCCESS;
}