public class StringArrayManipulation {     public static double getSum(String[][] data) {         ????? // code goes here     }         public static void main (String[] args) {         String [][] data = {             {"Abc,1abc2,12.3,23 west,7.88"},             {"sdf,1agdfgdfgdfgbc,2342.3,23 east,34.34"},             {"Abrgdfhc,1adfbc2,132.3,22 west,34.2"},             {"Abthhc,1adffdggbc2,142.3,21 west,23.5"},             {"ryreyh,1arttt4t43bc2,1232.3,233 west,325.55"},             {"Abbbgfbfgbc,1abrgfhfbc2,152.3,53 west,45.34"},             {"A5yyeybc,1a454tbc2,89.7,26 west,325.6"},             {"Ah5yybc,1afg3bc2,28.9,28 west,234.2"}         };         System.out.println("Expected output: 4132.4, output: " + getSum(data));     }     }

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Array

The simplest way to start thinking about an array is as a collection, or a set of elements. In programming, these elements may be constants, variables, functions and pointers.