Matrice en langage c

#include <stdio.h>
#include <stdlib.h>

#include <math.h>

main() {

        long *matrice[3];

        int i;
        for(i=0; i<3; i++) {
                int taille = sizeof(long[5]);
                matrice[i] = (long *)malloc(taille);
                int j;
                for(j=0; j<5; j++) {
                        matrice[i][j] = ((j+1) & (int)pow(2,i)) >> i;
                }
        }


        for(i=0; i<3; i++) {
                int j;
                for(j=0; j<5; j++) {
                        printf("%d ", matrice[i][j]);
                }
                printf("\n");
        }



        for(i=0; i<3; i++) {
                free(matrice[i]);
        }
}

#include <stdio.h>

#define N_LINES 3
#define N_COLUMNS 5

int main()
{
	unsigned int iLine;
	unsigned int iColumn;

	unsigned int matrice[N_LINES][N_COLUMNS];

	// Initialisation
	for ( iColumn = 0 ; iColumn < N_COLUMNS ; iColumn++ )
	{
		for ( iLine = 0; iLine < N_LINES ; iLine++ ) 
		{
			matrice[iLine][iColumn] = ((iColumn+1) >> iLine) & 1;
		}
	}

	// Affichage
	for ( unsigned int iLine = 0; iLine < N_LINES ; iLine++ ) 
	{
		for ( unsigned int iColumn = 0 ; iColumn < N_COLUMNS ; iColumn++ )
		{
			printf("%d ", matrice[iLine][iColumn]);
		}
		printf("\n");
	}
}