product-array-array-series-number-5

Product Array (Array Series #5)

Given an array/list [] of integers , Construct a product array Of same size Such That prod[i] is equal to The Product of all the elements of Arr[] except Arr[i].

Notes

• Array/list size is at least 2 .
• Array/list's numbers Will be only Positives
• Repetition of numbers in the array/list could occur.

Input >> Output Examples

productArray ({12,20}) ==>  return {20,12}

Explanation:

• The first element in prod [] array 12 is the product of all array's elements except the first element
• The second element 20 is the product of all array's elements except the second element .

productArray ({1,5,2}) ==> return {10,2,5}

Explanation:

• The first element 10 is the product of all array's elements except the first element 1
• The second element 2 is the product of all array's elements except the second element 5
• The Third element 5 is the product of all array's elements except the Third element 2.

productArray ({10,3,5,6,2}) return ==> {180,600,360,300,900}

Explanation:

• The first element 180 is the product of all array's elements except the first element 10
• The second element 600 is the product of all array's elements except the second element 3
• The Third element 360 is the product of all array's elements except the third element 5
• The Fourth element 300 is the product of all array's elements except the fourth element 6
• Finally ,The Fifth element 900 is the product of all array's elements except the fifth element 2