Problem Solving (PS) | Re: A Palindromic number reads the same forward and backward,

1st digit can have 9 options. 2nd digit 10. 3rd digit also 10.
6th digit = 1st digit = 1 option
5th Digit = 2nd digit = 1 option
4th digit = 3rd digit = 1 option.

Multiply all cases = 9*10*10*1*1*1 = 900

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