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Is it better to use a macro or a function?
The answer depends on the situation you are writing code for. Macros have the distinct advantage of being more efficient (and faster) than functions, because their corresponding code is inserted directly into your source code at the point where the macro is called. There is no overhead involved in using a macro like there is in placing a call to a function. However, macros are generally small and...
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What is the easiest searching method to use?
Just as qsort() was the easiest sorting method, because it is part of the standard library, bsearch() is the easiest searching method to use. If the given array is in the sorted order bsearch() is the best method. Following is the prototype for bsearch(): void *bsearch(const void *key, const void *buf, size_t num, size_t size, int (*comp)(const void *, const void*)); Another simple searching...