# [ncl-talk] Error:fatal:Subscript out of range/error in subscript # 0

Dennis Shea shea at ucar.edu
Wed Jul 30 08:44:38 MDT 2014

```Attached is a script that uses your do loop approach to calculating the
annual and monthly decadal means. A key is

ndecade = nyrs/10                     ; 133/10= 13

and then use

do nyr=0,(10*ndecade)-1,10      ; 10*13= 130 .... 130-1=129

On Tue, Jul 29, 2014 at 4:49 PM, Ipshita Majhi <ipmajhi at alaska.edu> wrote:

> Here are the details of my code:-
> 1) I am writing a code to calculate decadal monthly mean from the matrix
> called air(all india rainfall) and it is a 133 X 12 matrix
>
> ***********************************************************
> The errors are as follows:-
>
> fatal:Subscript out of range/error in subscript #0
> fatal:["Excute.c":8128]:Execute :Error occurred at or near line 39 in file
>
> *************************************************************
>
> Here is the program:-
>
>
> ;This is to read in the all india rainfall and to plot them
>
>
>
> ncol = 12
> nrows=133
>
> "integer",2)
> y=dimsizes(air)
> print(y)
>
> ;ya = dim_avg_n(air,1)   ;yearly average
>
>
> ;This is for yearly decadal mean
>
> yearly_decadal = new( dimsizes(ya)/10, float)  ;;; assumes ya%10 is 0.  if
> not end indices will be ignored.
>
>
> ct = 0
> do i=0, dimsizes(ya)-10, 10  ;  loop from 0 to max length of array and
> step by 10
> yearly_decadal(ct) = avg( ya(i:i+9) )
> ct = ct+1
> end do
>
> ;This is for monthly decadal mean
> ;This is a two dimensional matrix
>
>
> do i=0, 133-10,10
>
> do j=0,11
>
> re(i,j)=dim_avg_n(air(i:i+9,j),0)
>
> end do
> end do
> ********************************************************************
>
> Can you help me with this
>
> Best Regards
> Ipshita
>
>
>
>
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