#include <iostream>
#include <string>
using namespace std;

	int age;
	string course;
	string name;


void NumberValidate(){

	cout << "Enter Age: ";
	while(!(cin >> age)){
		cout << "Enter Age: ";
		cin.clear();
		cin.ignore(132, '\n');
	}


}

void NameValidate(){
	bool check = false;

	do{

		cout << "Enter Name: ";
		cin.ignore();
		getline(cin, name);
		cin.sync();
		if (name.find('0') != string::npos ||
        name.find('1') != string::npos ||
        name.find('2') != string::npos ||
        name.find('3') != string::npos ||
        name.find('4') != string::npos ||
        name.find('5') != string::npos ||
        name.find('6') != string::npos ||
        name.find('7') != string::npos ||
        name.find('8') != string::npos ||
        name.find('9') != string::npos)
    {
        check = false;
    } else {
    	check = true;
	}



	} while(check == false);
}

void Course(){

	do{
		cout << "Enter Course: ";
		cin >> course;
		cin.clear();

	} while(course != "BSIT");
}



int main(){
	NumberValidate();
	NameValidate();
	Course();

	cout << "Age: " << age << endl << "Fullname: " << name << endl << "Course: " << course;


}