Posts

Showing posts from October, 2022

Average of all elements

 Question:--   Find the counts of elements of an unsorted integer array which are equal to the average of all elements of that array. Ex: Input Case 1:     input: [2,2,2,2,2]  output:  5 solution : 2+ 2+ 2+ 2+ 2 = 10/5 ==> 2 it contain five 2 element Input Case 2:     input: [ 1,3,2,4,5]    output:  1 solution : 1+ 3+ 2+ 4+ 5 = 15/5 ==> 3 it contain one 3 element       JavaScript Solution:--- function avg(a,n){     var num = []     var sum = 0     for (i=0; i < n; i++){        sum+=a[i]     }     // console.log(sum)     // console.log(sum/n)     // console.log(sum/n)     //  return sum              for (var i of a){         if (i == sum/n){      ...