test1

import 'dart:math';

void main() {
  var arr = [];
  int randomNumber;
  for (int r = 0; r < 10; r++) {
    Random random = Random();
    randomNumber = random.nextInt(100);
    //print (randomNumber);
    arr.add(randomNumber);
  }
  print("My array; ");
  print(arr);

  Random random = Random();
  randomNumber = random.nextInt(10);
  int x = arr[randomNumber];

  print('Check Value :' + x.toString());

  var smin = arr.reduce((current, next) => current < next ? current : next);
  var smax = arr.reduce((current, next) => current > next ? current : next);

  //print (smin);
  //print (smax);
  var sfar = far(x, smin, smax);
  print('Farest: ' + sfar.toString());
  print("Find nearest:");
  var snear = near(x, arr);
  print("Nearest: " + snear.toString());
}

int near(int x, arr) {
  int distant, ldistant = 0;
  int res = 0;
  for (int i in arr) {
    if (x == i) {
      continue;
    }
    distant = i.toInt() - x;
    if (distant < 0) {
      distant = -distant;
    }
    if (ldistant == 0) {
      ldistant = distant;
    }
    //print (i.toString() + "-" + x.toString() + '=' + distant.toString()) ;

    if (distant < ldistant) {
      ldistant = distant;
      //print (ldistant);
      res = i;
    }
  }
  return res;
}

int far(x, smin, smax) {
  int minx = x - smin;
  int maxx = smax - x;

  if (minx < maxx) {
    return smax;
  }
  {
    return smin;
  }
}