Merge pull request #5442 from Abigail/abigail/week-145

Week 145

1 files changed, 38 insertions, 0 deletions

diff --git a/challenge-145/abigail/java/ch-2.java b/challenge-145/abigail/java/ch-2.java
new file mode 100644
index 0000000000..0de7c4b3f8
--- /dev/null
+++ b/challenge-145/abigail/java/ch-2.java
@@ -0,0 +1,38 @@
+//
+// See ../README.md
+//
+
+//
+// Run as: ln ch-2.java ch2.java; javac ch2.java; java ch2 < input-file
+//
+
+import java.util.*;
+import java.util.Hashtable;
+import java.util.Map;
+
+public class ch2 {
+    public static void main (String [] args) {
+        Scanner scanner = new Scanner (System . in);
+        while (scanner . hasNextLine ()) {
+            String line = scanner . nextLine ();
+
+            Map <String, Boolean> palindromes =
+                     new Hashtable <String, Boolean> ();
+
+            for (int i = 0; i < line . length (); i ++) {
+                for (int j = i; j < line . length (); j ++) {
+                    String string = line . substring (i, j + 1);
+                    if (string . equals (new StringBuffer (string) .
+                                                    reverse () . toString ())) {
+                        if (!palindromes . containsKey (string)) {
+                            palindromes . put (string, true);
+                            System . out . print (string);
+                            System . out . print (" ");
+                        }
+                    }
+                }
+            }
+            System . out . println ("");
+        }
+    }
+}