fineSwap screening test example 1

findNthSmallest.dart

void main() {
  int resultFindNthSmallest;

  resultFindNthSmallest = findNthSmallest([6, 2, 9, 1], 2);
  print("findNthSmallest([6, 2, 9, 1], 2) =$resultFindNthSmallest");
  resultFindNthSmallest =
      findNthSmallest([57, 3, 0, -5, 2, 67, 32, 9, 1, 2], 5);
  print(
      "findNthSmallest([57, 3, 0, -5, 2, 67, 32, 9, 1, 2], 5) = $resultFindNthSmallest");
}

findNthSmallest(List<int> integers,int nth){
  assert(integers.length >= nth);
  List<int> resultArray =[];
  List<int> mainArray =integers;
  var i=0;
  while(i<nth){
    int small = smallest(mainArray);
    resultArray.add(small);
    mainArray.remove(small);
    i++;
  }
  return resultArray.last;
}



int smallest(List<int> integers) {
  int result = integers[0];
  for(var i=0;i<integers.length;i++){
    if (integers[i] < result) result = integers[i];
  }
  return result;
}