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#include <iostream>
#include <fstream>
#include <cctype>
using namespace std;
void initialize(int&, int[]);
void copyText (ifstream&, ofstream&, char&, int[]);
void count(char, int[]);
void print(ofstream&, int, int[]);
int main()
{ int line;
int letter[26];
char ch;
ifstream infile;
ofstream outfile;
infile.open("input.txt");
outfile.open("output21.txt");
initialize(line, letter);
infile.get(ch);
while (infile)
{copyText(infile, outfile, ch, letter);
line++;
infile.get(ch);}
print (outfile, line, letter);
infile.close();
outfile.close();
return 0;
}
void initialize(int& loc, int list[])
{loc = 0;
for (int i =0; i < 26; i++)
list[i] = 0;
}
void copyText(ifstream& in, ofstream& out, char& ch, int list[])
{while (ch != '\n')
{out << ch;
count(ch, list);
in.get(ch);
}
out << ch;
}
void count(char ch, int list[])
{ ch = toupper(ch);
int index = static_cast<int>(ch)-static_cast<int>('A');
if (0 <= index && index < 26)
list[index]++;
}
void print (ofstream& out, int loc, int list[])
{
out << endl<< endl;
out << " The number of lines is = "<<loc <<endl;
for (int i = 0; i<26; i++)
out << static_cast<char>(i+static_cast<int>('A')) << " count = " <<list[i] << endl;
}
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