{}
class Sortarray {
public static void main(String[] args) {
int arr[]={0,1,1,0,0,1,0,1,0};
int n=arr.length;
int noOfZeros=0;
int noOfOnes=0;
for(int i=0; i<n; i++){
if(arr[i]==0)
noOfZeros++;
else
noOfOnes++;
}
for(int i=0; i<n; i++){
if(i<noOfZeros)
arr[i]=0;
else
arr[i]=1;
}
for(int ele:arr){
System.out.print(ele+" ");
}
}
}