public static void main ( String args [ ] ) {
  String s [ ] = {
    "loo" , "lol" , "olive" };
    int n = s . length ;
    int fre [ ] [ ] = new int [ n ] [ 26 ] ;
    frequency ( fre , s , n ) ;
    LongestSequence ( fre , n ) ;
  }
  
public static void main ( String args [ ] ) { String s [ ] = { " loo " , " lol " , " olive " } ; int n = s . length ; int fre [ ] [ ] = new int [ n ] [ 26 ] ; frequency ( fre , s , n ) ; LongestSequence ( fre , n ) ; }
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