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i am using fortran 90.it has problems on "format(af6.3) ".

when i want to write it into a file it shows error(format/variable-type mismach).it does not work correctly.like this: open(44,file='C:\IM.txt') write(44, fmt=10, advance='no') '{{{' do i = 1, N write(44, fmt=20, advance='no') ' ', b(i) end do write(44, fmt=10) '}}}' 10 format(a3) 20...

i would like to write a txt in this format: {{{ 1 2 3 4 5 .... }}} for example a(i)=1 2 3 4 .... N but N is variable and differ each time this is part of my program but it seems to be wrong : write(430,44) (b(i),i=1,N) !N<50 44 format(' {{{ ',50F6.3,'}}}') after runing program...

thanks...

thanks for your help.This is an other problem.it does not refer to X1 and X2.I didi not use X1 and X2. [I have some folders with name like this:(2V or 4G or 9D) the first part is number ,the second part is letter.what kind of variable I should define for "folder" variable?? how can I assign for...

I have some folders with name like this:(2V or 4G or 9D) the first part is number ,the second part is letter.what kind of variable I should define for "folder" variable?? how can I assign for example 2V to "folder"??(folder=2V) I defined it as (F2.0) but it seems to be wrong 11 format...

thanks for your help .here are some questions: 1.where can I assign X1=0.05 and X2=0.10? 2.when I ran this code,it show what variables X1 and X2 are?(we did not defined X1 and X2 in the begining of the program)

I had a problem on my program this is my program: program iso implicit none real , dimension(1000) :: St01,St02 integer :: k X1=0.05 (variable & Changeable) X2=0.1 (variable & Changeable) open(1,file='D:\X1\ST01_drift.txt') open(2,file='D:\X2\ST02_drift.txt') Do k = 1,1000 read(1,*) st01(k)...