Bjarne Stroustrup “Programming Principles and Practice Using C++”
Chapter 11 Exercise 8
Using std_lib_facilities.h by Bjarne Stroustrup.
[code language=”cpp”]
// Philipp Siedler
// Bjarne Stroustrup’s PPP
// Chapter 11 Exercise 8
#include "std_lib_facilities.h"
void replace_apostrophes(string& _w, vector<string>& _s_words) {
if (_w == "can’t") {
_w = "cannot";
}
if (_w == "won’t") {
_w = "will";
_s_words.push_back("not");
}
if (_w[_w.size() – 1] == ‘t’ &&
_w[_w.size() – 2] == ‘\” &&
_w[_w.size() – 3] == ‘n’) {
string temp = "";
for (int i = 0; i < _w.size() – 3; i++) {
temp += _w[i];
}
_w = temp;
_s_words.push_back("not");
}
}
void process(ifstream& _ist, ofstream& _ost) {
while (true) {
//get chars
char letter;
vector<char> c_sentence;
vector<string> s_words;
if (_ist.eof()) {
break;
}
while (_ist.get(letter)) {
c_sentence.push_back(letter);
}
//transform char vector into strings
string temp;
for (int i = 0; i < c_sentence.size(); i++) {
if(!isspace(c_sentence[i]) && (!ispunct(c_sentence[i]) || c_sentence[i] == ‘\” || c_sentence[i] == ‘-‘)){
temp += tolower(c_sentence[i]);
}
else if (isspace(c_sentence[i])) {
replace_apostrophes(temp, s_words);
s_words.push_back(temp);
temp = "";
}
if (i == c_sentence.size() – 1) {
replace_apostrophes(temp, s_words);
s_words.push_back(temp);
temp = "";
}
}
//sort and output new sentence without duplicate words
sort(s_words);
for (int i = 0; i < s_words.size(); i++) {
if (i == 0) {
//cout << s_words[i] << endl;
_ost << s_words[i] << endl;
}
if (i > 0 && s_words[i] != s_words[i – 1]) {
//cout << s_words[i] << endl;
_ost << s_words[i] << endl;
}
}
}
}
int main()
try
{
string iname = "input/p409_8_blind_text.txt";
ifstream ist{ iname };
string oname = "output/p409_8_blind_text_output.txt";
ofstream ost{ oname };
process(ist, ost);
cout << "Done!" << endl;
keep_window_open();
}
catch (runtime_error e) {
cout << e.what() << endl;
keep_window_open();
}
catch (…) {
cout << "Exiting" << endl;
keep_window_open();
}
[/code]
Output: Done! Please enter a character to exit
Input-File: p409_8_blind_text.txt Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor. Aenean massa. Cum sociis natoque penatibus et magnis dis parturient montes, nascetur ridiculus mus. Donec quam felis, ultricies nec, pellentesque eu, pretium quis, sem. Nulla consequat massa quis enim. Donec pede justo, fringilla vel, aliquet nec, vulputate eget, arcu. In enim justo, rhoncus ut, imperdiet a, venenatis vitae, justo. Nullam dictum felis eu pede mollis pretium. Integer tincidunt. Cras dapibus. Vivamus elementum semper nisi. Aenean vulputate eleifend tellus. Aenean leo ligula, porttitor eu, consequat vitae, eleifend ac, enim. Aliquam lorem ante, dapibus in, viverra quis, feugiat a, tellus. Phasellus viverra nulla ut metus varius laoreet. Quisque rutrum. Aenean imperdiet. Etiam ultricies nisi vel augue. Curabitur ullamcorper ultricies nisi. Nam eget dui. Etiam rhoncus. Maecenas tempus, tellus eget condimentum rhoncus, sem quam semper libero, sit amet adipiscing sem neque sed ipsum. Nam quam nunc, blandit vel, luctus pulvinar, hendrerit id, lorem. Maecenas nec odio et ante tincidunt tempus. Donec vitae sapien ut libero venenatis faucibus. Nullam quis ante. Etiam sit amet orci eget eros faucibus tincidunt. Duis leo. Sed fringilla mauris sit amet nibh. Donec sodales sagittis magna. Sed consequat, leo eget bibendum sodales, augue velit cursus nunc,
Output-File: p409_8_blind_text_output.txt a ac adipiscing aenean aliquam aliquet amet ante arcu augue bibendum blandit commodo condimentum consectetuer consequat cras cum curabitur cursus dapibus dictum dis dolor donec dui duis eget eleifend elementum elit enim eros et etiam eu faucibus felis feugiat fringilla hendrerit id imperdiet in integer ipsum justo laoreet leo libero ligula lorem luctus maecenas magna magnis massa mauris metus mollis montes mus nam nascetur natoque nec neque nibh nisi nulla nullam nunc odio orci parturient pede pellentesque penatibus phasellus porttitor pretium pulvinar quam quis quisque rhoncus ridiculus rutrum sagittis sapien sed sem semper sit sociis sodales tellus tempus tincidunt ullamcorper ultricies ut varius vel velit venenatis vitae vivamus viverra vulputate
