Matrice en langage c

#include <stdio.h>
#include <math.h>

#define C 5   //colonnes
#define L 3   //lignes

int main()
{

int i,j;
int tab[C][L];

for (i=0;i<C;i++)
{
for (j=0;j<L;j++)
	{if (((i+1) & (int) pow(2,j)) == (int) pow(2,j)) tab[i][j]=1;
	 else tab[i][j]=0;}
}

for (j=0;j<L;j++)
{
for (i=0;i<C;i++) printf("%d ",tab[i][j]);
printf("\n");
}

return 0;
}

#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");
	}
}