function selectionSort(arr){
for(let i = 0; i<arr.length; i++){
//find min number in subarray
//and place it at ith position
let minptr = i;
for(let j = i+1; j<arr.length; j++){
if(arr[minptr] > arr[j]){
minptr = j;
}
}
//swap
let temp = arr[i];
arr[i] = arr[minptr];
arr[minptr] = temp;
}
return arr;
}
let a = [99,44,6,2,1,5,63,87,283,4,0];
console.log(selectionSort(a));