$ java-introcs RestaurantApp.java 
========== Welcome to Restaurant App =========
1. Search by name
2. City summary
3. Search categories
4. Quit

your choice --> 3
Enter a keyword: korean
                              Restaurant                    Location    Reviews Stars
                              ----------                    --------    ------- -----
                Gangnam Asian BBQ Dining               Las Vegas, NV     3449   4.5
                            Pho Kim Long               Las Vegas, NV     3013   3.5
                        Hobak Korean BBQ               Las Vegas, NV     1445   4.5
                              Sushi Kaya               Las Vegas, NV     1079   3.5
                                 Noodles               Las Vegas, NV     1017   3.0
                 Soyo Korean Barstaurant               Las Vegas, NV      913   4.0
                     Momofuku Noodle Bar                 Toronto, ON      897   3.0
               Buldogis Gourmet Hot Dogs               Las Vegas, NV      865   4.5
                                Pho So 1               Las Vegas, NV      839   3.5
                 Seoul Food Meat Company               Charlotte, NC      830   4.0
                                Sushi 21               Las Vegas, NV      718   4.0
                                Tofu Hut               Las Vegas, NV      693   3.5
     Biwon Korean BBQ & Sushi Restaurant               Las Vegas, NV      660   4.0
                         Sura BBQ Buffet               Las Vegas, NV      643   3.5
             Goong Korean BBQ Restaurant               Las Vegas, NV      586   4.5
                                Q Bistro               Las Vegas, NV      516   4.5
                               Magal BBQ               Las Vegas, NV      511   4.5
                        Karaoke Q Studio               Las Vegas, NV      506   4.5
                               Honey Pig               Las Vegas, NV      503   3.5
                        Lee's Korean BBQ               Las Vegas, NV      483   3.5
                            KoMex Fusion               Las Vegas, NV      455   4.5
Dae Jang Keum Korean BBQ & Tofu Restaurant             Las Vegas, NV      428   3.0
                          Buffet At Asia               Las Vegas, NV      415   3.0
                  Sizzle Korean Barbeque                 Phoenix, AZ      407   4.0
                          Lulu's Noodles              Pittsburgh, PA      394   3.0

Showing 25 out of 570 restaurants

1. Search by name
2. City summary
3. Search categories
4. Quit

your choice --> 3
Enter a keyword: blue
                              Restaurant                    Location    Reviews Stars
                              ----------                    --------    ------- -----
                             Cajun Queen               Charlotte, NC      712   4.0
                    Hillstone Restaurant                 Phoenix, AZ      701   4.0
                           Jardin Nelson                Montreal, QC      510   4.0
                 Wildfish Seafood Grille              Scottsdale, AZ      505   4.0
                          Carly's Bistro                 Phoenix, AZ      394   4.0
                                Hob Nobs                 Phoenix, AZ      307   4.0
                       Velvet Tango Room               Cleveland, OH      295   4.0
                          Society Lounge               Cleveland, OH      218   4.0
      James Street Gastropub & Speakeasy              Pittsburgh, PA      216   3.5
                   Blue Restaurant & Bar               Charlotte, NC      207   3.5
               Casablanca Rooftop Lounge              Scottsdale, AZ      187   3.5
                               Nighttown               Cleveland, OH      176   3.5
                    BB King's Blues Club               Las Vegas, NV      173   3.0
           Bobby's Restaurant and Lounge              Scottsdale, AZ      169   3.0
          The Rex Hotel Jazz & Blues Bar                 Toronto, ON      130   3.5
                   Reposado Bar & Lounge                 Toronto, ON      125   4.0
                      Parkview Nite Club               Cleveland, OH      111   4.0
                   BluNotes of Charlotte               Charlotte, NC      108   2.5
                  Remington's Restaurant              Scottsdale, AZ      106   3.0
                         Jalisco Cantina               Las Vegas, NV      104   3.5
         Lucy Ethiopian Restaurant & Bar               Las Vegas, NV      104   4.0
                      The Compound Grill                 Phoenix, AZ       90   3.5
           Cagneys Steakhouse & Wine Bar             Mississauga, ON       89   4.0
              N'awlins Jazz Bar & Dining                 Toronto, ON       84   3.5
                         Brothers Lounge               Cleveland, OH       66   4.0

Showing 25 out of 60 restaurants

1. Search by name
2. City summary
3. Search categories
4. Quit

your choice --> 3
Enter a keyword: orange
orange not found

1. Search by name
2. City summary
3. Search categories
4. Quit

your choice --> 3
Enter a keyword: hat
                              Restaurant                    Location    Reviews Stars
                              ----------                    --------    ------- -----
           In-N-Out Burger Company store               Las Vegas, NV        4   5.0

Showing 1 out of 1 restaurants

1. Search by name
2. City summary
3. Search categories
4. Quit

your choice --> 4