Always remember that the search is always in a forward direction.
The negative index tells where the starting position to search; it does not mean search backwards.
You asked it to start searching from position -1 which is from the number 41 going forward. So there is nothing.
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Always remember that the search is always in a forward direction.
The negative index tells where the starting position to search; it does not mean search backwards.
You asked it to start searching from position -1 which is from the number 41 going forward. So there is nothing.