> import static java.lang.Math.*;
> import static java.lang.Integer.*;
> import static java.lang.Long.*;
> import static java.math.BigInteger.*;
> import static java.util.Arrays.*;
> import static java.util.Collections.*;
> import java.math.*;
> import java.text.*;
> import java.util.*;
> import java.io.*;
> 
> class Node
> {
> 	Node(int lo, int hi, Node p)
> 	{
> 		this.lo = lo;
> 		this.hi = hi;
> 		this.p = p;
> 	}
> 	
> 	int v, lo, hi;
> 	Node lt, rt, p;
> }
> 
> public class Main
> {
> 	static int[] res;
> 
> 	static Node build(int lo, int hi, Node p)
> 	{
> 		Node n = new Node(lo, hi, p);
> 		if (hi-lo > 0) {
> 			n.lt = build(lo, (lo+hi)/2, n);
> 			n.rt = build((lo+hi)/2+1, hi, n);
> 		}
> 		return n;
> 	}
> 	
> 	static void run(String[] args) throws Exception
> 	{
> 		int i, j, k, t, m, n;
> 		Scanner cin = new Scanner(System.in);
> 		n = cin.nextInt();
> 		res = new int[n+5];
> 
> 		Node root = build(1, 32767, null);
> 		
> 		for (i=0; i<n; ++i) {
> 			int idx = cin.nextInt();
> 			cin.nextInt();	// no use
> 			m = 0;
> 			Node cur = root;
> 			while (true) {
> 				if (cur.hi == idx) {
> 					m += cur.v;
> 					++cur.v;
> 					break;
> 				}
> 				else if (cur.hi < idx) {
> 					m += cur.v;
> 					cur = cur.p.rt;
> 				}
> 				else {
> 					++cur.v;
> 					cur = cur.lt;
> 				}
> 			}
> 			++res[m];
> 		}
> 		for (i=0; i<n; ++i)
> 			out.println(res[i]);
> 	}
> 
> 	public static void main(String[] args) throws Exception
> 	{
> 		run(args);
> 	}
> 
> 	static PrintStream out = System.out;
> 	static PrintStream err = System.err;
> }
我用的也是java也是runtime errer