N
PR
RRR
CR
RRR
R
SR
R
SR
R
RR
RRR
U
R
RR
SR
R
SR
R
SR
R
RR
CR
U
R
SR
R
RR
PR
CR
U
R
RR
CC
R
U
R
RR
U
R
RR
PR
CR
U
SR
R
RR
CC
SR
C
U
R
RR
SP
U
R
RR
P
RR
R
S-RR
RR
S-RR
RR
PR
SR
N
SR
N
SR
N
SR
N
SR
N
SR
N
SR
N
SR
N
SR
N
SR
N
SR
N
SP
SR
N
SR
N
SR
N
SR
N
PR
RRR
CR
R