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maodeng 发表于 2013-1-28 13:13 / s/ H; x0 W3 \1 r0 u9 f6 j
. hello 300236' J2 n+ E& \6 e# K: \4 @
statement out of context7 q; M) S. S) T& s$ V. t7 K
r(119); ) C. H# ~+ K4 ~, h
抱歉,最近太忙了
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0 t/ B( Y( l( f" L2 x300236 我用下面的程序试过,没问题/ N) t9 o) B$ E1 @4 i% k- x* ` \4 d1 P
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你把 D:\stock\test\source 改成你导出的数据存放的目录,再试一试
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& h# A, H0 z+ a/ S& [capture program drop hello2 n4 G& L& m% ~* R4 ~8 w& t( U4 \
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program hello
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quietly {
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cd D:\stock\test\source; f ~# w8 D% K" i2 V& A v( w
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insheet using `1'.txt
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keep if v5>0
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gen vt=_n& {/ @& R) l$ [
- J8 s7 I E: Q1 K+ u8 V' T tsset vt
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& D( b; @: M2 N$ j; q gen zf=D1.v57 {$ M! U5 C5 j$ L
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gsort -v1! ?2 A' J& S3 r& }$ Q/ c: ?! {
% T8 y. U. m7 H- E$ S- T0 W5 B gen avol=v7/v5
& x3 M: {( s7 I7 W; J $ z* ]+ x6 u: ]/ a
keep if avol>0
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drop vt$ f- j* w& ^# @, E" P* Q" T. c
" b1 N5 p3 w3 \( A# O, Q5 V gen vt=_n2 y/ T+ ?9 F/ }' h) V8 Y
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tsset vt
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sum v5 [aw =avol]
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gen amean=r(mean) in 1
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* 总加权平均值 amean
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4 O7 n% M6 h/ k! a0 s8 T: ` keep in 1/240
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2 q! j* {/ n! U2 m+ D7 _ sum v5 [aw =avol]! q9 U( Q6 @1 J
. r* I& [6 B6 i gen mean240=r(mean) in 1! T4 w. b- o, B% o5 b
8 z& c$ s; a+ S3 { *240加权平均值 mean240. {( O2 e" d" w' z
* J* Z8 X# ^3 q. I set obs 500 + Y* q6 R: ]1 ?* T" t l7 O3 X
& u' i. x$ x, ^# S2 C8 ~. D kdensity v5 [aw =avol],gaussian n(500) generate(dx240 dy240) nograph4 ~# g3 o6 Y" t) L
7 S' o; V; H& M# Y1 C5 p& z *240 kdensity(dx240 dy240)+ S" K/ j% x! E( g
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sum dy240' Q' `: l, U. q! a/ B/ k" t
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gen yxis=r(max) in 1
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5 @; T' m5 N- ?$ q gen yxis2=yxis/2
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0 n5 I6 ~9 g2 `" G6 ~: t *yxis* ]1 e- c! r9 {8 y; F9 g7 m# m0 z
; {3 k/ y) l3 }' _: z gen dy240max=r(max)
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gen dy240minp=r(min)
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; d+ p; w1 I6 L* n& s gen vtt=_n$ Z7 ?/ t1 d7 X9 [
8 O1 `8 z0 k4 k tsset vtt
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7 g- K. e, _2 x8 ` gen ddy240=D1.dy240/D1.dx240 O2 B/ F% r- }3 C6 E/ V9 Q4 V
& G2 W; u8 b" v sum ddy240
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6 F9 u) R) J. ^# E- \6 C# n$ ^, t gen ddy240max=r(max)
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gen ddy240min=r(min)! @1 q9 _, R4 u
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gen ddy240g=ddy240*(dy240max-dy240min)/(ddy240max-ddy240min)/ `9 B5 ]# K9 _/ ]- S7 X
* G; Q3 j0 Q1 i( c; a sum ddy240g9 Q# B. c- z0 o" }
* }3 Q8 ?( C) n+ `9 |% c5 n+ l gen yxis3=r(min) in 1
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3 {* p, j, Z. t* s; Z gen yxis4=0 in 1
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. a* O# i1 v3 \' [! k *ddy240g " F& ]: k. J' `6 o, T% Q4 e
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preserve 0 e7 d" f1 y9 ^* m! C
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sum v5 [aw =avol]9 j: R: j% t3 E, R
2 _, _* M; g t6 T; o s- I Z keep if dx240<r(mean)- O' I/ O! }0 W1 G- B8 r
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sum ddy240
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6 a0 s/ E' B! G" m; k if r(min)<0 {
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keep if ddy240<=0
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' D: x. j6 i+ Y0 a7 n% H4 h count
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; d, f8 F" v: a. y if r(N)>2 {2 L( a) M8 d, m, B( H% u* }" S
% o' u, r @5 Q! a" A3 t pkexamine dx240 dy240" L$ W) |! C* U$ ~9 V- E' _
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local tempminp=r(tomc)
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else {
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1 \6 T$ a$ Q$ j di "cannot find minp") r" t; {4 U5 `/ C- L+ w0 ^
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sum dx2407 K+ u* V' `5 c2 z7 @
local tempminp=r(mean)
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0 x: |$ m; m+ P! D; e else {- X: h& t7 A+ r( G7 L9 \! B
, g# q4 }$ g$ d; \+ D7 }) E7 @ keep if ddy240<=r(min)0 F. i% y8 W X4 [
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sum dx240
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local tempminp=r(min)2 J$ w& k1 |: ]2 v/ i1 b2 S% w) y
restore % S) j5 y2 a! t1 Z( b; `. x
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2 _ F1 ?+ N4 h8 P; Y& X" j gen minp=`tempminp' in 1" S9 C- I! t, q0 v$ B
*240 minp
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preserve % H, N, @: v. _" [- P8 g t; [
3 q/ {" Z8 c: q% O5 \ sum v5 [aw =avol]
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U4 Y& S! l# m: ], [ keep if dx240>r(mean)
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sum ddy240% J5 I, `' x* {! ?' b
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keep if ddy240>=09 o+ E0 V; w8 q* x9 j$ \
1 s" [# A8 T% j( U count
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: i' t6 u( z% t if r(N)>2 {: w6 N; S: y: _* F7 p4 k
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pkexamine dx240 dy2407 P0 A/ L$ S& t b$ H+ j4 k2 `
+ D- _& L% x1 U5 E2 q( P local tempmaxp=r(tomc) , r2 U h; C" T, q+ ~; `
restore
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restore 9 S- h C. F) x
di "cannot find maxp"/ J; r, O3 C [& |, u6 W
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sum dx240
2 C& W" U& o- K- I local tempmaxp=r(mean)
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}
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}
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! V9 [; w5 j, X else {
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keep if ddy240>=r(max)
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sum dx2407 L8 g8 x% A' W ~1 `
: l3 e; s6 J" T3 A% {% j( S local tempmaxp=r(max)
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}
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gen maxp=`tempmaxp' in 17 k; t8 S0 @3 H( n
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m# C# Y" V4 H *-------------ddy240pminp左侧高峰值-----# X) L. N' X/ u
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$ l( U$ q8 v0 \$ \ keep if dx240<`tempminp'
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keep if ddy240>0
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( |9 f+ ^& R3 e% C& j count$ X6 A; X7 S4 ]3 t
- t% v; K7 c0 H) E6 w# Q6 _3 m if r(N)>2 {; s% r5 k! D- c, h" u
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pkexamine dx240 ddy240' ?1 x5 `$ x* O. M+ s, }
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local tempminphddy240=r(tomc)
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restore
* B7 n( `3 Y' U1 f! Y di "cannot find pminphddy240", T7 Z2 s! ]8 i' c1 B
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sum dx240
5 c& }; @( O/ t# k( u local tempminphddy240=r(mean)
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}
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, [- O6 h9 j& T0 @9 @ gen pminphddy240=`tempminphddy240' in 1
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*-------------ddy240pminp右侧低峰值 -----------------
. l8 z! f- v& Z$ T4 J7 I preserve : [1 _) H! O9 W) z& ]! C. T1 U
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keep if dx240>`tempminp'
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/ y. t6 N2 i; Q keep if dx240<`tempmaxp'
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1 X3 t0 c# K# a% A( s# f1 t7 H: J keep if ddy240<0( r; O0 t) {0 D" [
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gen temddy240=-ddy240
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9 g+ c W7 V+ r) c+ f7 F count
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+ ?- Y7 B* X- }" L2 N# K F if r(N)>2 {: [9 m5 m) m! F, s. Q
! G }9 B. N r, w& x, L) E/ X pkexamine dx240 temddy240- V; X# b0 @9 g6 W5 Q' i& }9 E
7 J' h' s& ]# R' k d& C local tempminplddy240=r(tomc)
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}
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, f9 h0 A1 P. [ else {) R( g8 h# v( M( K# o
N/ K8 }9 w( w
di "cannot find pminplddy240"
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! h! |: @" a% L; m4 ? sum dx240+ l1 U1 J9 X* e- G; S8 F5 s' i
local tempminplddy240=r(mean), Y9 Q5 F3 Z7 S4 y: A! c) ]& A$ l1 U! q
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}
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3 y9 U, [/ e$ F5 W5 y0 {4 C gen pminplddy240=`tempminplddy240' in 1; C- ^$ a1 Q! Q0 N% z8 E
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*-------------ddy240pmaxp左侧高峰值 -------------------
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preserve , E' s% e" W$ x- M. s' x+ d
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keep if dx240>`tempminp'
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keep if dx240<`tempmaxp'$ D* t5 p& M& O
1 u0 \8 A# [" y+ N+ y
keep if ddy240>01 y/ D a8 S9 U: w8 c
count
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if r(N)>2 {
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pkexamine dx240 ddy240
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local tempmaxphddy240=r(tomc)
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$ b* e0 w2 `6 ^/ ~0 P/ s% Y) O restore) G" F! T3 G8 M' o2 i( d# }
}
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: n4 ^- n" e5 _/ y0 `" p else {
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di "cannot find pmaxphddy240"1 S/ _/ w3 h/ n/ B
restore
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- S3 X) `+ K0 y+ A4 \, q( F sum dx2408 B% T$ U0 s( u n
local tempmaxphddy240=r(mean)
% U* D0 B( k2 `$ x7 J8 v
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2 ?& N4 {# p! N( Z5 \- a4 k # J" }: W7 W! i2 b0 `. M
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+ E! P. b3 X$ ^ u- ] J# [0 K
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' I7 @' C+ V+ m/ Q+ } gen pmaxphddy240=`tempmaxphddy240' in 1) R0 E) f; n; w. R& D. Q" H& b
1 k" ?2 d$ j6 c9 b: R1 x% f
3 t5 F0 W9 U: f. k *-------------ddy240pmaxp右侧低峰值 -------------------9 t! Z6 i! I/ |/ ~; c* K
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preserve
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6 X+ }$ p4 Q% j7 z5 \ keep if dx240>`tempmaxp'
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/ ?) Q+ f1 @$ w3 R9 R" m gen temddy240=-ddy240
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, H" V0 {1 A$ m keep if temddy240>0
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count
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if r(N)>2 {
+ d: n, ]1 [3 M' t8 q! U0 j 7 G- G& K7 N5 s' J5 v
pkexamine dx240 temddy240
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local tempmaxplddy240=r(tomc) : ^# \4 N# K4 \$ h+ B
restore7 T, T2 P! l( U7 Y/ D8 ~8 p. s
}6 C3 |5 c! k" m. M0 L7 Q' @
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else {
) |5 g) ]+ ~4 \ restore
: p1 m" O3 F4 @ di "cannot find pmaxlhddy240"
4 ?3 z) ^* k" m& h$ N3 e O
# N9 v7 d4 p0 a# W
. Y% ~2 u8 T Q sum dx240
5 B# b2 v) O7 d& o0 B local tempmaxplddy240=r(mean) in 16 D c" O4 |1 v
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# a. C8 b0 g& D) c4 k! @" t
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gen pmaxplddy240=`tempmaxphddy240' in 1: d+ ~, ]' o1 C2 [) t: K! s
3 m: l0 I: M8 P i/ k *-------------------------------------, @, P* Y4 s& _' j
: h* N: e5 [3 }, |$ c
gen price5d=v5 in 1/206 c1 s! y S+ D# `
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gen price5yy=_n in 1/200 E2 {9 C h7 {, E: \
& e/ b8 V* K. f/ ^! k I gen price5y=price5yy*(dy240max-dy240min)/20
1 j* w4 b2 ]3 }8 i
/ c/ q5 w O5 W9 B! _ s5 R' P3 o *price5y &price5d! T3 e3 x9 ] i+ m4 K3 Q! v
8 Q- ` T- G! N gen priceny=price5y in 1
7 z4 x) e0 O- @
6 E- H2 _; Z3 @0 }" Z gen pricen=v5 in 1
[" ^4 k1 n& Q, V; r$ w
9 g9 E; v) M4 J' F' i% R. z5 G + a$ h! ~! A0 K& K/ A8 _# O4 Y
*priceny &pricen$ x( O5 }* z" h# u* q/ D* B" S
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*-------------------------graph------------------. r: K' b9 k! i# q: Q1 D
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tw(line dy240 ddy240g dx240)(spike yxis mean240, lc(red))(spike yxis maxp, lp(-) lc(black))(spike yxis minp, lc(black)) (scatter yxis2 mean240,lc(red) msymbol(+) mlabel(mean240) lc(red))(scatter yxis maxp,msymbol(+) mlabel(maxp) lc(black))(scatter yxis minp, msymbol(+) mlabel(minp) lc(black))(scatter yxis4 pminphddy240, msymbol(O) c(l[-]) mlabel(pminphddy240))(scatter yxis3 pminplddy240, msymbol(O) c(l[-]) mlabel(pminplddy240))(scatter yxis4 pmaxphddy240, msymbol(O) c(l[-]) mlabel(pmaxphddy240))(scatter yxis3 pmaxplddy240, msymbol(O) c(l[-]) mlabel(pmaxplddy240))(scatter price5y price5d, msymbol(O) mfc(black) mlc(black) c(l[-])) (scatter priceny pricen, msymbol(O) mfc(red) mlc(red)), title("`f'") xtitle("`1'") ytitle("density") legend(off)
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* ---------可选项目----------------------
t3 P9 K/ A$ z2 l3 W q*(spike yxis amean,lc(blue))(scatter yxis2 amean, lc(blue) msymbol(+) mlabel(amean))) t5 H8 T" F2 s4 B
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end) Y: i. m9 u# \( y
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