import java.util.*;
public class Main {
public static void main(String args[]) {
Scanner sc = new Scanner(System.in);
int n = sc.nextInt();
int arr[] = new int[n];
for (int i = 0; i < n; i++) {
arr[i] = sc.nextInt();
}
sortinginlinear(arr);
Display(arr);
}
public static void sortinginlinear(int arr[]) {
for (int k = 0; k < arr.length; k++) {
int l = 0;
int m = 0;
int h = arr.length - 1;
while (m <= h) {
if (arr[m] == 0) {
int temp = arr[m];
arr[m] = arr[l];
arr[l] = temp;
l++;
m++;
} else if (arr[m] == 1) {
m++;
} else {
int t = arr[h];
arr[h] = arr[m];
arr[m] = arr[h];
h--;
}
}
}
}
public static void Display(int[] arr) {
for (int i = 0; i < arr.length; i++) {
System.out.println(arr[i]);
}
}
}
Getting compilation error in 1st test case and TLE message in 2nd test case please help