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2770=2050+720
8 A3 u' [. p6 {* j) T- O4917=4394+5239 B; P0 H. F$ I# O/ }, g/ n
7329=6545+784! l$ p# O h" M! M3 F+ y$ e' F
1048=524*2
! Y1 n& x2 M# L9 t+ Y! n: ?% p6 l. z" F$ o I( _
1048-353=695--1783( p3 X6 [7 k9 `. Y5 k
- }0 c: l$ U2 S* U- x: M2 K- ~1013-233=780---1512
- D* `" f+ o8 L6 r$ x6 X, u+ u5 J7 l3 |- C) V2 N% T" M1 G r
1013-113=900-1664' k- S1 r9 l; G' C4 y8 E
# ~% a5 \8 @2 z
353-233=120) X4 M4 d$ f, O( C" y0 x
233-113=120
' B4 P! b7 W8 Z1 M5 M& j4 V113-353=120/ q' s5 X7 X' t6 b" w3 K1 i2 D, u
1783-1512-1664-2770
" @/ k: l5 c2 @! {2770-1664=1106
5 C, f" G# t, E; y1 }# B) x; t5 ], Y6 y' z U) A
4379-3272=1107
0 K9 A _. @1 b( j- g
q. y& R, g+ I: A3 z6 l1514-1512-2770以1512为中心对称- { o! U. y8 d" f! H, m5 n
1307-4312-2770..4312..................) ^9 U! {" c0 @/ H
2284-2923-2770..2923................. |
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