1
aa`
QPSQP@P
PRPPQS
QPQRP
OPRQPP
SQQPQP
PQPOOU
PRPPQS
QPQRP
OPRQPP
SQQPQP
PQPOOU
2
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A
B
B
A