Confusion in comparator

#21

Your explanation of here https://u4616780.ct.sendgrid.net/ls/click?upn=SkFkHuCOyeAR2mHmE7QcXiAsMhLM4MiXJrPvNLWqFjg1013M0Uh5HaKYnVSnIh5-2BuazAL1VkhEV2qjPXQCjDk22sFyYEHSyh-2Fg-2F3zrarsnqu3WeKK0J6ObwLjBwk8nz7U2bP_Bx-2BpwuArgZDIXtl3vKulmCgChYzqxh2ucIXTBJNGvX53LGz3qpOovHux3XCPAzJKhZ3mQGxMRWz6VW6NOxKUvzTlBcYAeAYkd-2BPaK4ijMAqr5UnbcIwaT4Xp2ZhNKYV7pMnbdQnpwUa-2FM8Aqxgb4Cj8UT3VkabpxIRNJjUEiCirBY8-2BF-2Fl6r95DtLwWsIyH21vOnv0iyBh-2BOUiLjcmnURTEpa28CHqeA6ByPwBhZ8cU-3D Doesn’t working in this code

#22

This is not to disrespect you or anything…Please don’t get in that way… i am really confused how this comparator working

#23

hi @ashishnnnnn you dont need to use comparators in real life at all so no need to get confused. This is why 2 separate functions lower_bound() and upper_bound() are there.

#24

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