What is my mistake

#1


here is the code

#2

@hhiteshbansal_40d12e2460a1738e,
you are not keeping track of position
for aabaaaaa you ans is a7b but it should be a2ba5

#3

@hhiteshbansal_40d12e2460a1738e,
if you r having implementation details check this https://ide.codingblocks.com/s/655945

#4

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