求下列matlab代码的循环表达

honghu012

i2a1=i2-a1;
  ]& t: Y1 O% h# qi2b1=i2-b1;
i2c1=i2-c1;
( v1 n: i$ p0 r4 {1 {  Zi2d1=i2-d1;
i2e1=i2-e1;
; R/ y" O6 S7 Gi2f1=i2-f1;
i2h1=i2-h1;
0 s: _2 g" v# l% V; Di2j1=i2-j1;
) [; `3 ?7 f+ }8 O. {& j5 Ci2k1=i2-k1;
5 A6 K5 a% d! D# Li2l1=i2-l1;
5 f( I- ^6 x, ?2 D/ y0 P) zi2m1=i2-m1;
8 e* Z- [5 `& b$ Ai2n1=i2-n1;
i2o1=i2-o1;
i2p1=i2-p1;
i2q1=i2-q1;
$ h2 j* W; j5 w) V. f4 U: Fi2r1=i2-r1;
# E  W' B6 @: t/ v# Z( x/ u+ Hi2s1=i2-s1;
w1=sumsqr((i2a1)');
  J% Z5 A1 B) O2 P" d5 L0 s* Vw2=sumsqr((i2b1)');
w3=sumsqr((i2c1)');
w4=sumsqr((i2d1)');
w5=sumsqr((i2e1)');
w6=sumsqr((i2f1)');
w8=sumsqr((i2h1)');
, H9 p! k/ l8 ]- p+ t' ?( z6 lw9=sumsqr((i2j1)');
w10=sumsqr((i2k1)');
w11=sumsqr((i2l1)');
4 t2 k) m8 J1 x+ F; h: [5 e- Pw12=sumsqr((i2m1)');
w13=sumsqr((i2n1)');
- ]. @4 S0 c! ?4 Ew14=sumsqr((i2o1)');
w15=sumsqr((i2p1)');
w16=sumsqr((i2q1)');
0 Y8 A& |- o% zw17=sumsqr((i2r1)');
w18=sumsqr((i2s1)');
求大神给力
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