Display 17.3 gives a template function for sorting an array using the selection sort
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- Javascript Write the function popAndShift(). The function has to first print the the contents of the arrays array1 and array2. After this, the elements of array2 will be deleted, alternating between the .pop() and .shift() methods (starting with .pop()), while adding the removed values to the end of array1. Finally, the contents of array1 will be printed. Note! Example output: First array: first,second Second array: third,fourth Resulting array: first,second,fourth,third The verification of program output does not account for whitespace characters like "\n", "\t" and " "arrow_forward1. Write a program that would resemble a power utility billing system. There will be an input window that would enter or input the meter number (5 numeric digits) and the present meter reading in kilowatt hours, the maximum would be 9999 kilowatts. A search from a 2d-arraylist would be made in order to get the previous meter reading of a particular meter number. The 2d- arraylist consists of meter number (5 numeric digits) and the previous meter reading in kilowatt hours (4 numeric digits with 9999 as maximum value). Provide at least 5 sample data or 5 rows with meter number and previous meter reading each row for the 2d-arraylist. When an input of meter number and present meter reading is made, search the 2d-arraylist for the equivalent meter number. If a match is found, get the kilowatt hour used (KWH) by subtracting the previous meter reading from the present meter reading. Note that if the present meter reading is less than previous meter reading, add 10000 first to the present…arrow_forwardmergeAndRemove(int[], int[]) This is a public static function that takes a int[] and int[] for the parameters and returns an int[]. Given two arrays of integers. Your job is to combine them into a single array and remove any duplicates, finally return the merged array.arrow_forward
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