#define Ar T(r) #define ri I(r) #define rr r[-7] #define rt…
#define Ar T(r)
#define ri I(r)
#define rr r[-7]
#define rt r[-5]
#define rn rI[-1]
#define rI ((I*)r)
#define rK ((K*)r)
#define rx rK[0]
#define ry rK[1]
#define rz rK[2]
#define Rc r[i]
#define Ri rI[i]
#define Rx rK[i]