using System;
public class Program
{
public static void Main()
/*
Input : arr[-1,1,2,0,-3,5]
output : arr[1,2,5,-1,-3,0]
*/
int[] arr={-1,1,2,0,-3,5};
int temp=arr[0];
int[] arr1=new int[arr.Length];
for(int i=0;i<arr.Length;i++)
for(int j=i;j<arr.Length;j++)
if(arr[i]<arr[j])
if(arr[i]<=0)
temp=arr[j];
arr[j]=arr[i];
arr[i]=temp;
}
Console.WriteLine(arr[i]);