#include <iostream.h>
int main () {
	cout << "Enter a number: ";
	int num;
	
	while (cin >> num) {
		cout << "You entered: " << num << endl;
		cout << "\nnext number: ";
	}
	cout << "Error on input" << endl;
	return 0;
}

/*
Enter a number: 5
You entered: 5

next number: 6
You entered: 6

next number: Error on input
*/