Code:
#include <iostream>
#include <string>
using namespace std;
#include <fstream>
int main()
{
ifstream fin1 ("input.txt");
if (!fin1)
{
cout << "Cannot open infile: input.txt\n";
}
else
{
cout << "Infile: input.txt opened.\n";
cout << "Number of spaces: ";
char ch[1000];
fin1.read(ch,1000);
int numchar = strlen(ch);
int count1 = 0;
for (int i=0;i<numchar;i++)
{
if (ch[i] == ' ')
count1++;
}
cout << count1;
cout << endl;
cout << "Number of upper cases: ";
int sum1 = 0;
for (int i=0; i<numchar;i++)
{
if (isupper(*ch))
sum1++;
}
cout << sum1;
cout << endl;
cout << "Number of lines: ";
cout << endl;
}
return 0;
}