lightoj1113.cpp

#include <iostream>
using namespace std;
int main()
{
    int t,b=1,f=0,g=0,vc=0,temp = 0,fc = 0;
    string s1;
    string s2 = "BACK";
    string s3 =  "FORWARD";
    string s4 =  "QUIT";
    string s5 = "VISIT";
    char s6[50];
    string address[99];
    string show[99];
    int count = 0;
    int counter = 0;
    cin>>t;
    for(int i = 0; i < t ; i ++)
    {
        for (int line = 0 ; line < 100 ; line ++)
        {
            count++;
           // cout<<"\ncount"<<count;
            address[0] = "http://www.lightoj.com";
            show[0] = address[0];
            counter++; // FOR PRINT
           // cout <<" "<<counter;
           // line++;
            f = line + 1;
            cin >> s1;
          //  cout <<"Line= "<<line;
            if (s1.compare(s5) == 0) //visit
            {
                cin>>s6;
                address[f] = s6;
                show[f] = address[f];

                cout << "f = " << f;
                g = f;
                vc++;

            }
            else if (s1.compare(s2)==0)  //back
            {
               // counter--;
           cout << "f =" << f;
            g--;
            cout << "\ng=" << g;

                if (g < 0)
                {
                     show[f] = "Ignored";
                }
                else{
                     show[f] = address[g];
                }

            }

            else if (s1.compare(s3)==0) //forward
            {
                cout << "f =" << f;
                g++;
                cout << "\ng=" << g;
                cout<<"\nvc = "<<vc;

                if (g > vc)
                {
                     show[f] = "Ignored";
                }

                else if (g < 0 || g == 0)
                {
                     g=1;
                    show[f] = address[g];
                }

                else{
                     show[f] = address[g];
                }

            }

            else if (s1.compare(s4)==0) //quit
           {
            break;
           }

        }

        cout<< "Case" << i+1 <<":" <<endl;

               for (int m = 0 ; m < count; m++)
               {
                   cout << show[m+1]<<endl;
               }

    }
}