import java.util.Scanner;

public class ThreeNumbersSort {

//METHOD TO PRINT ARRAY

static void displayArray(int a[]){

for(int i=0; i<a.length; i++){

System.out.print(a[i] + " ");

}

}

//METHOD TO SORT ARRAY

static void sortElements(int a[]){

for(int i=0; i<a.length; i++){

a[i]= a.length-1-i;

}

displayArray(a);

}

public static void main(String[] args) {

Scanner sc= new Scanner(System.in);

//ARRAY SIZE AND ELEMENTS INPUT

System.out.print("Enter size of array: ");

int size= sc.nextInt();

if(size==3){

int arr[]= new int[size];

System.out.print("Enter " + size + " numbers(0,1,2): ");

for(int i=0; i<size; i++){

arr[i]= sc.nextInt();

}

if(arr[0]==0 && arr[1]==1 && arr[2]==2){

sortElements(arr);

}

else{

System.out.println("Valid array is- 0,1,2 !");

}

}

else{

System.out.print("Valid size is 3!");

}

}

}