Answer Posted / m. umar naeem

#include <iostream>
#include <fstream>
using namespace std;

int main()
{
ifstream ifile;
ifile.open("input.txt");
if (!ifile)
{
cout << "file not found!
";
return 1;
}
char a[26] = { 'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z'};
char c; int d[26] = { 0 };
while (ifile)
{
ifile.get(c);
if (c >= 'A' && c <= 'Z')
d[c - 65]++;
else if (c >= 'a' && c <= 'z')
d[c - 97]++;
}
for (int i = 0; i < 26; i++)
{
cout << a[i] << "=" << d[i] << endl;
}
ifile.close();
return 0;
}

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