求下列matlab代码的循环表达

honghu012

i2a1=i2-a1;
6 g( V# B! k- o2 j5 Qi2b1=i2-b1;
i2c1=i2-c1;
( k) }7 [3 v+ b* O$ `! gi2d1=i2-d1;
; K8 R% H- H; v, r& J4 U' qi2e1=i2-e1;
! c* s  E7 a  p: q: y9 Oi2f1=i2-f1;
' V/ L3 A% e! f* G# Bi2h1=i2-h1;
) a) a+ j! t- s$ Mi2j1=i2-j1;
i2k1=i2-k1;
i2l1=i2-l1;
3 m2 o# v1 V' P) A$ Z1 a# ^i2m1=i2-m1;
i2n1=i2-n1;
i2o1=i2-o1;
i2p1=i2-p1;
) h0 f" u4 @3 s! c2 P1 ^/ r9 Xi2q1=i2-q1;
$ p5 s' F/ K* X5 y- ti2r1=i2-r1;
: _, h% @0 [+ |4 V6 _/ l% yi2s1=i2-s1;
w1=sumsqr((i2a1)');
3 D3 D/ S& r, Z7 cw2=sumsqr((i2b1)');
6 [) B  b9 X3 V5 ^1 ~& N! fw3=sumsqr((i2c1)');
  q+ o# m3 P* q% e6 \0 Sw4=sumsqr((i2d1)');
/ r8 s0 Z3 e% x) d" bw5=sumsqr((i2e1)');
w6=sumsqr((i2f1)');
5 y, B3 ^- J; O. a  P1 f" Gw8=sumsqr((i2h1)');
" t. e. x1 j5 X; Iw9=sumsqr((i2j1)');
w10=sumsqr((i2k1)');
w11=sumsqr((i2l1)');
- }3 B# [7 X2 d! I  g( sw12=sumsqr((i2m1)');
w13=sumsqr((i2n1)');
w14=sumsqr((i2o1)');
w15=sumsqr((i2p1)');
; a- O- p+ r; r: D8 S" d% o4 dw16=sumsqr((i2q1)');
w17=sumsqr((i2r1)');
6 [4 Q) }# v8 n% p2 a5 ]w18=sumsqr((i2s1)');
求大神给力
. W+ g% Z2 S# p