void swap_index(int i, int j)
{
Q.swap_index(i,j);
do {byte _=y[i]; y[i]=y[j]; y[j]=_;} while(false);
do {double _=G[i]; G[i]=G[j]; G[j]=_;} while(false);
do {byte _=alpha_status[i]; alpha_status[i]=alpha_status[j]; alpha_status[j]=_;} while(false);
do {double _=alpha[i]; alpha[i]=alpha[j]; alpha[j]=_;} while(false);
do {double _=b[i]; b[i]=b[j]; b[j]=_;} while(false);
do {int _=active_set[i]; active_set[i]=active_set[j]; active_set[j]=_;} while(false);
do {double _=G_bar[i]; G_bar[i]=G_bar[j]; G_bar[j]=_;} while(false);
}
void swap_index(int i, int j)
{
cache.swap_index(i,j);
super.swap_index(i,j);
}
void swap_index(int i, int j)
{
cache.swap_index(i,j);
super.swap_index(i,j);
do {byte _=y[i]; y[i]=y[j]; y[j]=_;} while(false);
}
