/* * Main Contains Menu */ int main() { HashMap hash; int key, value; int choice; while(1) { cout<<"\n----------------------"<<endl; cout<<"Operations on Hash Table"<<endl; cout<<"\n----------------------"<<endl; cout<<"1.Insert element into the table"<<endl; cout<<"2.Search element from the key"<<endl; cout<<"3.Delete element at a key"<<endl; cout<<"4.Exit"<<endl; cout<<"Enter your choice: "; cin>>choice; switch(choice) { case 1: cout<<"Enter element to be inserted: "; cin>>value; cout<<"Enter key at which element to be inserted: "; cin>>key; hash.Insert(key, value); break; case 2: cout<<"Enter key of the element to be searched: "; cin>>key; if(hash.Search(key) == -1) { cout<<"No element found at key "<<key<<endl; continue; } else { cout<<"Element at key "<<key<<" : "; cout<<hash.Search(key)<<endl; } break; case 3: cout<<"Enter key of the element to be deleted: "; cin>>key; hash.Remove(key); break; case 4: exit(1); default: cout<<"\nEnter correct option\n"; } } return 0; }