Wrong Output in MinWindow

#1

Not getting Correct output in this question-- Minimum Window;
the link of my code:

#2

on line number 21
apne for(int i=0; i<PL; i++){
FS[pat[i]]++;
}
…
FS[pat[i]]++ kiya hai iski jagah FP[pat[i]]++ karna hai then ur code will work

#3

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