#include <iostream>
using namespace std;

int main()
{
int a,b,y,n;
REPEAT1:{
cout<<"┌──────────────────┐"<<endl;
cout<<"│\t버스노선 검색기<경희대기준>       │" <<endl<<"│번호를 선택해주세요                 │"<<endl;
cout<<"│1.버스회사전화번호 안내.            │"<<endl;
cout<<"│2.경희대에서 출차하는 버스안내.     │"<<endl;
    cout<<"│3.버스노선에 따른 정류장 안내.      │"<<endl;
cout<<"│4.버스노선 이동시간 안내.           │"<<endl;
    cout<<"└──────────────────┘"<<endl;
cin>>a;
}
while(a<4)
{
if(a=1)
{
cout<<"┌──────────────────────┐"<<endl;
     cout<<"│<5100,7000>          용남고속 ☎031-281-7105│"<<endl;
     cout<<"│<1550-1,1112-1007-1> 대원고속 ☎02-914-9023 │"<<endl; 
     cout<<"│<7,7-1>              대일교통 ☎031-715-8067│"<<endl;
     cout<<"│<116-3>              경기고속 ☎02-453-1626 │"<<endl;
     cout<<"│<900>                성우운수 ☎031-293-3483│"<<endl;
         cout<<"└──────────────────────┘"<<endl;
REPEAT2:
{
cout<<"초기메뉴로 이동하시겠습니까?(y/n)"<<endl;
}

cin>>b;
if(b==y)
goto REPEAT1;
else if(b==n)
goto there;
else
cout<<"y와n중에서 선택해주십시오"<<endl;
goto REPEAT2;
break;


}
}
there:


return 0;
}