const numbers=[99,5,77,34,2,1]; const len=numbers.length; function bubbleSort(array){ for(let i=0;i<len;i++){ for(let j=0;j<len;j++){ if(numbers[j]<numbers[j+1]){ let temp=numbers[j]; numbers[j]=numbers[j+1]; numbers[j+1]=temp; } } } } bubbleSort(numbers); console.log(numbers);