#include<iostream>
using namespace std;
class Analysis
{
    int id;
    int res;
public:
    void setData(int sid,int sres)
    {
       
        if(sid<=0)
        {
           
            throw "Invalid student ID. It must be positive.\n";
        }
       
        if(sres!=1 && sres!=2)
        {
           
            throw "Invalid result. It must be either 1 or 2.\n";
        }
        id=sid;
        res=sres;
    }
    void display()
    {
        cout<<"\t"<<id<<"\t"<<res<<"\n";
    }
};

int main()
{
    Analysis a[10];
    int i;
    int sres,sid;
    int pass=0;
    int fail=0;
    
    for(i=0;i<10;i++)
    {
       
        try
        {
            cout<<"Enter Student ID : ";
            cin>>sid;
            cout<<"Enter 1 for pass and 2 for Fail : ";
            cin>>sres;
            
            a[i].setData(sid,sres);
            if(sres==1)
                pass++;
            else
                fail++;
        }
        
        catch(const char* msg)
        {
           
            cout<<msg;
            
            i--;
        }
    }
    cout<<"\tID "<<"Result \n";
    
    for(i=0;i<10;i++)
    {
        a[i].display();
    }
    cout<<"\tNo of Passed student :\t"<<pass<<"\n";
    cout<<"\tNo of Failed student :\t"<<fail<<"\n";
    if(pass>8)
        cout<<"\tRaise Tution..!\n";
    return 0;
}