Программа для ввода строки от блондинки

#include <IOSTREAM>

using namespace std;

int main()
{
// read string from user input
char input[50];

cout << "Input:" << endl;
cin.getline(input, 50);

// find first non-space character
int size = strlen(input);
int pos = 0;
while ((input[pos] == ' ') && (pos < size))
{
pos++;
}

// cut off spaces
//strcpy(input, &input[pos]);
for (int i = 0; i < size; i++)
{
input[i] = input[i + pos];
}

// write to output
cout << "Output:" << endl;
cout << input << endl;

// pause
char ch;
cin >> ch;

return 0;
}

#include <stdio.h>
int main(void)
{
  char B[1024], *pB = B;
  puts("IN: ");
  gets(B);
  puts("OUT: ");
  for(; *pB==' ' ++pB);
  puts(pB);
  getchar();
  return 0;
}

#include <iostream>
#include <string>
#include <algorithm>

using namespace std;

basic_ostream<char, char_traits<char> >& operator << (basic_ostream<char, char_traits<char> >& os,
	const string& si)
{
	//return i;
	string::const_iterator ssci = si.begin();

	if(ssci == si.end())
		return os;
	else
        while((*ssci) == ' ') ssci++;
	while(ssci != si.end())
		os << *(ssci++);
	return os;
}


int main( )
{
	string ss(fgets((char*)calloc(0, 100), 99, stdin));
	cout << ss;
	return 0;
}

string input;
getline(cin, input, '
');