How do I learn custom comparators in a new language?
Look up the standard sorting function documentation for your language (like Java's Collections.sort or Python's sort(key=...)) and practice sorting objects.
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More FAQs in The Best Way to Learn a New Language for DSA
If you already know programming logic, you can learn the necessary syntax and data structures of a new language in 2 to 3 weeks.
No, that takes too long. Watch a crash course on the syntax, then immediately start solving Easy problems on LeetCode to learn by doing.
Understanding pointers, references, and strict type definitions are usually the biggest hurdles for developers transitioning from Python to C++.
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