`:identity(4→[A]
:cumSum(binomcdf(7,0
:augment(Ans,Ans→L1
:rand(16→L2
:SortA(L2,L1
:ClrHome
:For(Y,1,4
:For(X,1,4
:Output(Y,2X,"?
`

**:L1(X+4Y+4→[A](Y,X**//I checked why, by running the first 5 lines of code, by calculating this line on the home screen, which has a dimension of 17, when it is supposed to be 16. :End:End :DelVar W :DelVar S1→Y :DelVar T1→X :For(A,1,8 :For(B,0,1 :Repeat K=21 and [A](Y,X)(Y≠S or X≠T :Output(Y,2X-1,"> :Repeat Ans :getKey→K :End :Output(Y,2X-1," :max(1,min(4,X+(Ans=26)-(Ans=24→X :max(1,min(4,Y+(K=34)-(K=25→Y :End :Output(Y,2X,sub("ABCDEFGH",[A](Y,X),1 :If not(B:Then :Y→S:X→T :End :End :rand(30 :If [A](Y,X)=[A](S,T:Then :0→[A](Y,X :Output(Y,2X," :0→[A](S,T :Output(S,2T," :Else :A-1→A :Output(Y,2X,"? :Output(S,2T,"? :End :W+1→W :End :Disp "Score: :Pause W :ClrHome:"

What is the cause of this error? (ERR:INVALID DIM)

𝔹𝕚𝕠_ℍ𝕒𝕫𝕒𝕣𝕕𝟙𝟚𝟠𝟚

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