kInfinityPrice
p->opt[len--].price = kInfinityPrice;
p->opt[++lenEnd].price = kInfinityPrice;
p->opt[++lenEnd].price = kInfinityPrice;
p->opt[++lenEnd].price = kInfinityPrice;
p->opt[++lenEnd].price = kInfinityPrice;
p->opt[++lenEnd].price = kInfinityPrice;