C miscellaneous operations

C miscellaneous operations are a group of functions in the standard library of the C programming language implementing various functionality, such as conversions from string to numeric types, pseudo-random number generation, search and sorting.
Overview of functions
; Conversions from string to arithmetic values
*<tt>atof</tt> - C/C++ - converts a string to a floating-point value
*<tt>atoi</tt>, <tt>atol</tt>, <tt>atoll</tt>(C99/C++11) - C/C++ - converts a string to an integer
*<tt>strtof</tt>, <tt>strtod</tt>, <tt>strtold</tt> - C/C++ - converts a string to a floating-point value
*<tt>strtol</tt>, <tt>strtoll</tt> - C/C++ - converts a string to a signed integer
*<tt>strtoul</tt>, <tt>strtoull</tt> - C/C++ - converts a string to an unsigned integer
; Pseudo-random numbers
*<tt>rand</tt> - C/C++ - generates a pseudo-random number
*<tt>srand</tt> - C/C++ - initializes a pseudo-random number generator
; Sorting and search
*<tt>qsort</tt> - C/C++ - sorts a range of elements of arbitrary type
*<tt>bsearch</tt> - C/C++ - searches a sorted range for an elements of arbitrary type
 
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