#include <iostream>
using namespace std;

int main()
{
	int n;
	char c;
	cout << "input an integer:";
	cin >> n;
	if(!cin){
		cout << "error data type!" << endl;
		cin.clear();
	}
	cin.ignore(100,'\n');
	cout << "input a char:";
	cin.get(c);
	cout << "n=" << n << endl;
	cout << "c=[" << c << "]" << static_cast<int>(c) << endl;
}