Problema pitic

void SirCrescator() {
	cout << "Scrie ceva: ";
	char input[300];
	cin >> input;
	int len = strlen(input);
	cout << "\nSirul de caractere introdus: " << input << endl << endl;
	for (int t = 0; t <= len - 1; t++)
	{
		for (int i = 0; i <= len - 1; i++)
		{
			if (int(input[i]) > int(input[i + 1])) {
				swap(input[i], input[i + 1]);
			}
		}
	}
	cout << "Sirul ordonat este: ";
	for (int i = 0; i <= len; i++) {
		cout << input[i] << " ";
	}
}