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/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
 
class WhoAmI {
    public int whatAmIDoing(int x) {
        set.add(x);
        return set.headSet(x).size();
    }
 
    public static long howDoIProcessThisArray(int[] a) {
        WhoAmI obj = new WhoAmI();
        long res = 0;
        for (int i = 0; i < a.length; ++i) {
            res += obj.whatAmIDoing(a[i]);
        }
        return res;
    }
 
    private SortedSet<Integer> set = new TreeSet<Integer>();
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
}   
 

Main.java:25: error: <identifier> expected
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                     ^
Main.java:25: error: <identifier> expected
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                   ^
Main.java:25: error: ';' expected
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                    ^
Main.java:25: error: <identifier> expected
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                             ^
Main.java:25: error: illegal start of type
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                              ^
Main.java:25: error: <identifier> expected
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                               ^
Main.java:25: error: ';' expected
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                                ^
Main.java:25: error: illegal start of type
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                                  ^
Main.java:25: error: <identifier> expected
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                                   ^
Main.java:25: error: <identifier> expected
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                                      ^
Main.java:25: error: illegal start of type
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                                        ^
Main.java:25: error: <identifier> expected
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                                         ^
Main.java:25: error: <identifier> expected
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                                            ^
Main.java:25: error: illegal start of type
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                                              ^
Main.java:25: error: <identifier> expected
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                                               ^
Main.java:25: error: ';' expected
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                                                 ^
Main.java:25: error: illegal start of type
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                                                  ^
Main.java:25: error: <identifier> expected
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                                                   ^
Main.java:25: error: ';' expected
   System.out.println(WhoAmI.howDoIProcessThisArray(new int[]{2, 4, 7, 2, 5, 3, 1}) ;);
                                                                                     ^
19 errors

Standard output is empty