From 7d6e5a9e7646e9254fdbaf7f3a3cac47c567f44f Mon Sep 17 00:00:00 2001 From: Mohammad Sajid Anwar Date: Mon, 29 Jul 2024 11:46:29 +0100 Subject: - Added solutions by Eric Cheung. - Added solutions by Thomas Kohler. - Added solutions by PokGoPun. - Added solutions by Mark Anderson. - Added solutions by Feng Chang. - Added solutions by E. Choroba. --- .../luca-ferrari/pljava/src/main/java/Task2.java | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 challenge-277/luca-ferrari/pljava/src/main/java/Task2.java (limited to 'challenge-277/luca-ferrari/pljava/src/main/java/Task2.java') diff --git a/challenge-277/luca-ferrari/pljava/src/main/java/Task2.java b/challenge-277/luca-ferrari/pljava/src/main/java/Task2.java new file mode 100644 index 0000000000..87c0dde2d0 --- /dev/null +++ b/challenge-277/luca-ferrari/pljava/src/main/java/Task2.java @@ -0,0 +1,15 @@ +public static final int task2_pljava( int[] numbers ) throws SQLException { + logger.log( Level.INFO, "Entering pwc277.task2_pljava" ); + + final int[] c = new int[]{ 0 }; + IntStream.range( 0, numbers.length - 1 ) + .forEach( i -> { + c[ 0 ] += IntStream.range( i + 1, numbers.length ) + .filter( j -> { + return numbers[ i ] != numbers[ j ] + && Math.abs( numbers[ i ] - numbers[ j ] ) < Math.min( numbers[ i ], numbers[ j ] ); + } ).count(); + } ); + + return c[ 0 ]; +} -- cgit