求下列matlab代码的循环表达

honghu012

i2a1=i2-a1;
i2b1=i2-b1;
: F$ d4 U+ b8 g9 V) K$ b! B% _6 O% T0 xi2c1=i2-c1;
i2d1=i2-d1;
6 I$ P; W9 N7 F& Qi2e1=i2-e1;
i2f1=i2-f1;
0 B) ~# U# z+ \3 O% \$ Ri2h1=i2-h1;
/ m* h# s* s5 [8 K) i  bi2j1=i2-j1;
  U3 x; x& M  Pi2k1=i2-k1;
) }! m, N5 B4 r) o  e6 f. pi2l1=i2-l1;
i2m1=i2-m1;
i2n1=i2-n1;
' E( O' d& T- F4 i. li2o1=i2-o1;
i2p1=i2-p1;
i2q1=i2-q1;
i2r1=i2-r1;
% k$ L2 B$ T% n' L! H9 l/ vi2s1=i2-s1;
w1=sumsqr((i2a1)');
, k0 M1 c; l% v! r2 N3 L% iw2=sumsqr((i2b1)');
w3=sumsqr((i2c1)');
w4=sumsqr((i2d1)');
w5=sumsqr((i2e1)');
% B5 R6 v4 u3 c. L" @5 Q4 Ew6=sumsqr((i2f1)');
w8=sumsqr((i2h1)');
w9=sumsqr((i2j1)');
w10=sumsqr((i2k1)');
( g& _+ B0 f1 R% L& k. ^w11=sumsqr((i2l1)');
, o+ _  V: |5 D- Y; Ow12=sumsqr((i2m1)');
* D& R/ a/ b/ w; x. Z' d& s1 D" k) xw13=sumsqr((i2n1)');
! h& c6 R- c: R' w& E3 l2 ew14=sumsqr((i2o1)');
w15=sumsqr((i2p1)');
w16=sumsqr((i2q1)');
w17=sumsqr((i2r1)');
w18=sumsqr((i2s1)');
- [5 e' N( D. _  H! t3 u  E! [求大神给力
0 x. g% B) e* A' L