function bubbleSort(arr) {
let n = arr.length;
for (let i = 0; i < n-1 ; i ) {
for (let j = 0; j < n-i-1; j ) {
if (arr[j] > arr[j 1]) {
//Exchange arr[j 1] and arr[j]
let temp = arr[j];
arr[j] = arr[j 1];
arr[j 1] = temp;
}
}
}
return arr ;
}
// Test
let arr = [64, 34, 25, 12, 22, 11, 90] ;
console.log("The array before sorting is: ");
console.log(arr.join(" "));
arr = bubbleSort(arr);
console.log("The sorted array is: ");
console.log(arr.join(" ")) ;
