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(defun c:1-18();网球* m; {' m- K8 @) g. d+ z: p+ b
(setq n (getint "\n顶点的数量<4>："))3 ~- }" n5 h0 a1 B: P
(if (null n) (setq n 4))
6 R! p* I' i- ? (setq r (getint "\n球半径<10>："))
/ f. `) ^' j7 g. ]! q4 B% f, ? (if (null r) (setq r 10))- c6 r Q# g! r5 }
(setq
) }' j( a$ F* g" w" Y8 G$ a) ] s (sin 0.339836909)
' j" h8 ^& ?* Z* t e' G c (cos 0.339836909) 1 \8 U8 O7 y1 Q5 z4 z0 h
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(setq d0 (list 0 0 0))( J/ A4 p6 }! R+ G R+ n$ a3 h
(setq d1 (list
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1 |3 I) e/ q( F4 ] (setq d2 (list 3 u6 y9 b: Q( Y
(* r c (cos (/ pi 3))) 3 ~: `+ `$ Y' _+ i8 v3 W
(* r s -1) * P: y9 e3 G3 e0 J$ Y
(* r c (sin (/ pi 3)) -1)' w/ W& q' l5 ~4 T& b1 F% I
) 8 _) b3 B" F) r( ~: b
)
- V/ d5 O6 D7 F$ h9 ?4 {* k (setq d3 (list
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3 A8 C% r6 H( V+ `8 C (* r c (sin (/ pi 3)))
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)
/ r3 S& d# a, R# ~# x1 U) i (setq d4 (list 0 r 0))6 y8 b/ G( R0 ^
(command "line" d1 d2 "")" |6 U* T# ^' y% H ?
(command "line" d1 d3 "")* u: a: N, U3 P" W" v
(command "line" d3 d2 "")
& A6 o$ x! y% V% t( V (command "line" d1 d4 "")
5 j6 H, U3 b9 v( c' b (command "line" d4 d2 "")
1 l& N6 p4 i# W) n3 ?+ P/ U (command "line" d4 d3 "")
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, i! i# E9 D J- Z, g5 C4 o (command "line" d0 d2 "") F: @" {) ?3 M
(command "line" d0 d3 "")* N3 G% W% j8 w9 v
(command "line" d0 d4 ""): } |9 ?5 b6 J0 {, ?
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(prin1)
) U$ F5 N! Y5 A)4 \$ M9 N; [2 {; {. [( W; e
7 n1 E( Q0 I# o5 }
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发表于 2017-8-21 22:12:00