Placement Preparation Question-3

Indian PAN card issuing authority have found some fake PAN cards. They have hired you so that you can validate PAN card for them. Your task is to develop a suitable algorithm which could check if pan is valid or not

1)Pan must have uppercase letters only.

2)It must be of 10 character only

3)From index 1 to 5 all must be letters(A-Z),last index must be letter

4)Rest all must be integer Starting from 1 ,

 Input Description :  You are given a input string which indicates the PAN number,

 Output Description :  Print 'pan' if it is valid PAN number, else print 'not pan'