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   | const arr = [1, 2, 6, 34, 7, 9, 11, 16, 13, 19, 0, 3] function selectionMaxSort(arr) {   let len = arr.length   for (let i = 0, max = len - 1; i < max; i++) {     let MaxIndex = i     for (let j = i + 1, max = len; j < max; j++) {       if (arr[MaxIndex] < arr[j]) {         MaxIndex = j       }     }     let temp = arr[i]     arr[i] = arr[MaxIndex]     arr[MaxIndex] = temp   }   return arr } function selectionMinSort(arr) {   let len = arr.length   for (let i = 0, max = len - 1; i < max; i++) {     let MinIndex = i     for (let j = i + 1, max = len; j < max; j++) {       if (arr[MinIndex] > arr[j]) {         MinIndex = j       }     }     let temp = arr[i]     arr[i] = arr[MinIndex]     arr[MinIndex] = temp   }   return arr } console.log(selectionMaxSort(arr))  console.log(selectionMinSort(arr)) 
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