Boucle for en c

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

void saisie(int *tab, const size_t n){
    int i;
    for(i=0;i<n;i++){
        printf("tab[%d]\n",i);
        scanf("%d",tab+i);
    }
}

void affiche(int *tab, const size_t n){
    int i;
    for(i=0;i<n;i++)
        printf("%d ",tab[i]);
}

int main (void){
    size_t n;
    int *tab;

    puts("taper la valeur de n :");
    scanf("%d",&n);

    if( (tab=malloc(n*sizeof *tab)) == NULL) exit(EXIT_FAILURE);

    saisie(tab,n);
    affiche(tab,n);

    free(tab);

    return EXIT_SUCCESS;
}