IuxC,U늳̎O(sh),̎O(sh),·O(sh),늾|O(sh),ٷxO(sh),ٻO(sh),ϻO(sh)
l(f) O(sh)
+
r200000 Ԫ
ɫٷxCuxC
ɫٷxCr
ɫٜuxC
ɫٷxCS
ɫٷxC_xCr
uɫٷxC
(yu)uxC
uxCr
uxCS
uxCɫٷxC
(yng)uxC
r300000 Ԫ
ٷxO(sh)r
ٷxO(sh)
ٷxO(sh)S
(yng)ٷxO(sh)