package fixjava;

public class StringUtils {

	/** Repeat the given string the requested number of times. */
	public static String repeat(String str, int numTimes) {
		StringBuilder buf = new StringBuilder(Math.max(0, str.length() * numTimes));
		for (int i = 0; i < numTimes; i++)
			buf.append(str);
		return buf.toString();
	}

	/**
	 * Pad the left hand side of a field with the given character. Always adds at least one pad character. If the length of str is
	 * greater than numPlaces-1, then the output string will be longer than numPlaces.
	 */
	public static String padLeft(String str, char padChar, int numPlaces) {
		int bufSize = Math.max(numPlaces, str.length() + 1);
		StringBuilder buf = new StringBuilder(Math.max(numPlaces, str.length() + 1));
		buf.append(padChar);
		for (int i = 1, mi = bufSize - str.length(); i < mi; i++)
			buf.append(padChar);
		buf.append(str);
		return buf.toString();
	}

	/**
	 * Pad the right hand side of a field with the given character. Always adds at least one pad character. If the length of str is
	 * greater than numPlaces-1, then the output string will be longer than numPlaces.
	 */
	public static String padRight(String str, char padChar, int numPlaces) {
		int bufSize = Math.max(numPlaces, str.length() + 1);
		StringBuilder buf = new StringBuilder(Math.max(numPlaces, str.length() + 1));
		buf.append(str);
		buf.append(padChar);
		while (buf.length() < bufSize)
			buf.append(padChar);
		return buf.toString();
	}

	/** Intern all strings in an array, skipping null elements. */
	public static String[] intern(String[] arr) {
		for (int i = 0; i < arr.length; i++)
			arr[i] = arr[i].intern();
		return arr;
	}

	/** Intern a string, ignoring null */
	public static String intern(String str) {
		return str == null ? null : str.intern();
	}

}

import java.util.Scanner;
import java.util.Vector;


public class ThreadDispatcher{
	
	private static final int CORES = 8;
	private Vector<SolveThread> threads = new Vector<SolveThread>(CORES);
	Scanner scan = new Scanner(System.in);
	private int curCase = 0, T = 0;
	
	public ThreadDispatcher(){
		System.out.println("Paste input for qualification round - problem C");
		T = Integer.parseInt(scan.nextLine());
		for(int i = 1; i <= CORES; i++){
			if(i <= T){
				String line = scan.nextLine();
				curCase++;
				String[] limitsStr = line.split("\\s"); 
				int A = Integer.parseInt(limitsStr[0]);
				int B = Integer.parseInt(limitsStr[1]);
				SolveThread st = new SolveThread(A, B, curCase,this);
				threads.add(st);
				st.run();
			}
		}
	}
	
	public void finish(SolveThread thread){
		System.out.println("Case #" + thread.casenb + ": " + thread.pairs);
		threads.remove(thread);
		if(curCase < T){
			String line = scan.nextLine();
			curCase++;
			String[] limitsStr = line.split("\\s"); 
			int A = Integer.parseInt(limitsStr[0]);
			int B = Integer.parseInt(limitsStr[1]);
			SolveThread st = new SolveThread(A, B, curCase,this);
			threads.add(st);
			st.run();
		}
	}
	
	public static void main(String[] args){
		ThreadDispatcher td = new ThreadDispatcher();
	}
}
