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c#How to do weighted sum of two arrays

var sum = new int[]{10,20,100}.Zip(new int[]{90,10,100}, (v1,v2) => v1 * v2).Sum();ctrl + c
var sum

variable for the weighted array total

new int[]

initialize an array of values


function that co-process each value on every array elements


function that retrieves the sum of the array elements