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Ingy döt Net 2024-10-16 18:07:41 -07:00
parent 81fd053722
commit 52a6ef48dd
10248 changed files with 63654 additions and 6775 deletions
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10
Task/Ukkonen-s-suffix-tree-construction/Java/ukkonen-s-suffix-tree-construction.java
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@ -22,21 +22,21 @@ public final class UkkonenSuffixTree {
final long start = System.currentTimeMillis();
SuffixTree tree = new SuffixTree(piDigits);
Map<String, Set<Integer>> substrings = tree.getLongestRepeatedSubstrings();
final long finish = System.currentTimeMillis();
final long end = System.currentTimeMillis();
System.out.println("First " + limit + " digits of pi has longest repeated characters:");
for ( String substring : substrings.keySet() ) {
System.out.print(" '" + substring + "' starting at index ");
for ( Iterator<Integer> iterator = substrings.get(substring).iterator(); iterator.hasNext(); ) {
System.out.print(iterator.next());
if ( iterator.hasNext() ) {
for ( Iterator<Integer> iter = substrings.get(substring).iterator(); iter.hasNext(); ) {
System.out.print(iter.next());
if ( iter.hasNext() ) {
System.out.print(" and ");
}
}
System.out.println();
}
System.out.println("Time taken: " + ( finish - start ) + " milliseconds." + System.lineSeparator());
System.out.println("Time taken: " + ( end - start ) + " milliseconds." + System.lineSeparator());
}
System.out.println("The timings show that the implementation has approximately linear performance.");