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- #include <iostream>
- using namespace std;
- int main(){
- char pilihan, q;
- string username, password;
- cout << "=== Welcome ===" << endl;
- cout << "Username: ";
- cin >> username;
- cout << "Password: ";
- cin >> password;
- if (username == "admin"){
- if (password == "final"){
- cout << "Selamat datang!" << endl;
- } else {
- cout << "Password salah, coba lagi!" << endl;
- }
- } else {
- cout << "Anda tidak terdaftar" << endl;
- }
- menu:
- cout << "1. ip" << endl;
- cout << "2. test" << endl;
- cin >> pilihan;
- finish:
- cout << "selesai" << endl;
- switch(pilihan){
- case '1':
- int a[4], i;
- cout<<"Masukkan IP address: ";
- for(i=0;i<4;i++)
- cin>>a[i];
- cout<<"\n IP Address:"<<a[0];
- cout<<"."<<a[1]<<"."<<a[2]<<"."<<a[3]<<"\n";
- cout<<"Ini Termasuk IP Address: ";
- if(a[0]>=0 && a[0]<=127)
- cout << "Class A" << endl;
- if(a[0]>127 && a[0]<191)
- cout << "Class B" << endl;
- if(a[0]>191 && a[0]<224)
- cout << "Class C";
- if(a[0]>224 && a[0]<=239)
- cout <<"Class D" << endl;
- if(a[0]>239)
- cout << "Class E" << endl;
- std::cout << "Apakah anda Ingin lagi? [Y/N]";
- std::cin >> q;
- if(q == 'Y' || q == 'y')
- {
- goto menu;
- }else if ( q == 'N' || q == 'n'){
- goto finish;
- }else {
- goto finish;
- }
- cin.get();
- break;
- case '2':
- cout << "test" << endl;
- std::cout << "Apakah anda Ingin lagi? [Y/N]";
- std::cin >> q;
- if(q == 'Y' || q == 'y')
- {
- goto menu;
- }else if ( q == 'N' || q == 'n'){
- goto finish;
- }
- cin.get();
- break;
- }
- return 0;
- }
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