LIB "tst.lib"; tst_init();
LIB "decodegb.lib";
//correct 2 errors in [7,3] 8-ary code RS code
int t=2; int q=8; int n=7; int redun=4;
ring r=(q,a),x,dp;
matrix h_full=genMDSMat(n,a);
matrix h=submat(h_full,1..redun,1..n);
matrix g=dual_code(h);
matrix x[1][3]=0,0,1,0;
matrix y[1][7]=encode(x,g);
print(y);
//disturb with 2 errors
matrix rec[1][7]=errorInsert(y,list(2,4),list(1,a));
print(rec);
print(rec-y);
tst_status(1);$