C++ Change words so that it counts sentences. In particular, deal with the problem ofmistakenly counting "..." as three sentences. For our purposes, a sentence ends in aperiod, an exclamation point, or a question mark, and is followed by two spaces or anewline.Complete the following file:words.cpp1 #include 2 using namespace std;34/**A state filter which counts words thatare separated by non-alphanumeric characters.*/int main(){bool inAWord{false};int words{0};56.789.// haven't read anything yet// so we have no words101112char ch;while (cin.get(ch)){if (! (isdigit(ch) || isalpha(ch))){if (inAWord){13141516// any non-alpha-numeric character1718// transition leaving a word1920inAWord = false;21words++;22}}else2324{inAWord = true;}}252627282930cout << "There were<« words <<words." << endl;31}

Note: We don't have any delimiter to know when the input ends, as the new line is being used as…

Change words so that it counts sentences. In particular, deal with the problem of mistakenly counting "..." as three sentences. For our purposes, a sentence ends in a period, an exclamation point, or a question mark, and is followed by two spaces or a newline. Complete the following file: words.cpp 1 #include 2 using namespace std; 3 4 /** 5 A state filter which counts words that 6 are separated by non-alphanumeric characters. 7 */ 8 int main(). 9 { 10 bool inAWord{false}; int words{0}; // haven't read anything yet // so we have no words 11 12 char ch; while (cin.get(ch)) { if (! (isdigit(ch) || isalpha(ch))) { if (inAWord) { 13 14 15 16 // any non-alpha-numeric character 17 // transition leaving a word 18 19 20 inAWord = false; words++; 21 22 } else 23 24 { inAWord = true; } } 25 26 27 28 29 30 cout <« "There were " << words <« words." <« endl; 31

Change words so that it counts sentences. In particular, deal with the problem of mistakenly counting "..." as three sentences. For our purposes, a sentence ends in a period, an exclamation point, or a question mark, and is followed by two spaces or a newline. Complete the following file: words.cpp 1 #include 2 using namespace std; 3 4 /** 5 A state filter which counts words that 6 are separated by non-alphanumeric characters. 7 */ 8 int main(). 9 { 10 bool inAWord{false}; int words{0}; // haven't read anything yet // so we have no words 11 12 char ch; while (cin.get(ch)) { if (! (isdigit(ch) || isalpha(ch))) { if (inAWord) { 13 14 15 16 // any non-alpha-numeric character 17 // transition leaving a word 18 19 20 inAWord = false; words++; 21 22 } else 23 24 { inAWord = true; } } 25 26 27 28 29 30 cout <« "There were " << words <« words." <« endl; 31

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

C++

Change words so that it counts sentences. In particular, deal with the problem of
mistakenly counting "..." as three sentences. For our purposes, a sentence ends in a
period, an exclamation point, or a question mark, and is followed by two spaces or a
newline.
Complete the following file:
words.cpp
1 #include <iostream>
2 using namespace std;
3
4
/**
A state filter which counts words that
are separated by non-alphanumeric characters.
*/
int main()
{
bool inAWord{false};
int words{0};
5
6.
7
8
9.
// haven't read anything yet
// so we have no words
10
11
12
char ch;
while (cin.get(ch))
{
if (! (isdigit(ch) || isalpha(ch)))
{
if (inAWord)
{
13
14
15
16
// any non-alpha-numeric character
17
18
// transition leaving a word
19
20
inAWord = false;
21
words++;
22
}
}
else
23
24
{
inAWord = true;
}
}
25
26
27
28
29
30
cout << "There were
<« words <<
words." << endl;
31
}

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