C / C++ Code Portfolio

return(EXIT_SUCCESS); // return success to calling function
} // end function main
Recursion
// This file contains two functions. Inline function isSeparator returns a bool if its input is a separator
// Function Reverse Recursively reads one character at a time from a text file until a separator is
// encountered as determined by function isSeparator. Those non-separator characters are then displayed in
// reverse order, with the last character displayed being capitalized.

#include

#include
#include
using namespace std;

inline bool isSeparator(int sepTest)
{
// if the input parameter sepTest is a separator as defined in the following list, return true
// otherwise, return false
return(isspace(sepTest) || (sepTest == '!') || (sepTest == ',') || (sepTest == ':') ||
(sepTest == ';') || (sepTest == EOF) || (sepTest == '.') || (sepTest == '?'));
}

int Reverse(ifstream &inFile, const int level)
{
// read in the next character from the file
int thisChar = inFile.get();
// if the character is a separator, return it to the caller
if (isSeparator(thisChar))
{
return(thisChar);
}
// if the character is not a separator...
else
{
// recursively recall this function, incrementing the recursion level
int thisSeparator = Reverse(inFile, level + 1);
// if the recursion level is one, it means we are ready to print the last character of the
// reversed word. It needs to be capitalized as well
if (level == 1)
{
cout << (char)toupper(thisChar);
}
// for any other recursion level, simply print the character
else
{
cout << (char)thisChar;
}
// return the result of the previous function call