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Chapter 10: Problem 6
What header file must you include in a program using string/numeric conversion functions such as atoi and atof?
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What header file must you include in a program using the character conversion functions toupper and tolower?
The ___ function copies, at most, \(n\) number of characters from one string to another.
What header file must you include in a program using character testing functions such as isalpha and isdigit?
Assume c is a char variable. What value does c hold after each of the following statements executes? Statement \(\quad\) Contents of \(c\) \(c=\) toupper \(\left(^{\prime} a^{\prime}\right)\) ___ \(c=\) toupper \(\left(^{\prime} B^{\prime}\right)\) ___ \(c=\) tolower \(\left(^{\prime} D^{\prime}\right)\) ___ \(c=\) toupper \(\left(^{\prime} e^{\prime}\right)\) ___
The ___ function converts an integer to a string.
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