Answer to Question #286432 in C++ for yash gupta

Question

Write a C++ program to create a file, write some data in it through program and then perform following operations:

a) count no of uppercase alphabets.

b) count no of lowercase alphabets.

c) count no of digits.

d) count no of words.

e) count no of lines.

Answer 1

#include<iostream>
#include<fstream>
#include<string>

using namespace std;

int main()
{
	ofstream out("Test.txt");
	out << "London is the capital and largest city of England and the United Kingdom.\n"
		<< "It stands on the River Thames in south-east England at the head of a 50-mile\n"
		<< "(80 km) estuary down to the North Sea, and has been a major settlement for two\n"
		<< "millennia The City of London, its ancient core and financial centre, was founded\n"
		<< "by the Romans as Londinium and retains boundaries close to its medieval ones.\n";
	out.close();
	ifstream in("Test.txt");
	string line;
	int lineCount=0;
	int wordsCount=0;
	int upAlph=0;
	int lowAlph=0;
	int dig=0;
	while (getline(in, line, '\n'))
	{
		bool isWord = false;
		for (int i = 0; i < line.size(); i++)
		{
			if (line[i] >= 'A'&&line[i] <= 'Z')
				upAlph++;
			else if (line[i] >= 'a'&&line[i] <= 'z')
				lowAlph++;
			else if (isdigit(line[i]))
				dig++;


			if (line[i] == ' ' || line[i] == '\n' || line[i] == '\t')
				isWord = false;
			else if (isWord==false)
			{
				isWord = true;
				wordsCount++;
			}
		}
		lineCount++;
	}
	cout << "\nNomber of uppercase alphabets is " << upAlph
		 << "\nNomber of lowercase alphabets is " << lowAlph
		 << "\nNomber of digits is " << dig
		 << "\nNomber of words is " << wordsCount
		 << "\nNomber of lines is " << lineCount;
}