else if (aNbNodes == 15) {
//static int anIds[] = {0,2,1,3,5,4,8,7,6,11,10,9,12,14,13};
static int anIds[] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14};
else if (aNbNodes == 15) {
//static int anIds[] = {0,2,1,3,5,4,8,7,6,11,10,9,12,14,13};
static int anIds[] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14};