public class DeDup {
public static void main(String[] args) {
SET<String> distinct = new SET<String>();
while (!StdIn.isEmpty()) {
String key = StdIn.readString();
if (!distinct.contains(key)) {
distinct.add(key);
StdOut.println(key);
}
}
}
}
/*************************************************************************
* Execution: java DeDup < words.txt
* Dependencies: SET.java StdIn.java
*
* Read in a list of words from standard input and print out
* each word, removing any duplicates.
*
*************************************************************************/
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