#include <stdbool.h>
#include <stdlib.h>

// Pile with size at index 0
int* creer_pileb(int capacite) {
    int* b = malloc((capacite+1)*sizeof(int));
    b[0] = 0;
    return b;
}
// User must make sure that the size isn't bigger than capacity
void empiler_pileb(int* p, int x) {
    p[p[0]+1] = x;
    p[0]++;
}
int depiler_pileb(int* p) {
    p[0]--;
    return p[p[0]+1];
}
bool est_vide_pileb(int* p) {
    return p[0] <= 0;
}