OJ Board

I dont know why WA;

plz help me;

give me critical input


[/code]

//@@ ID:18150 START OF SOURCE ENJOY PROGRAMMING

#include <iostream>
#include <vector>
#include <algorithm>
#include <stdio.h>
#include <math.h>
#include <string>
#include <map>
#include <functional>
#define SWAP(x, y, t) ((t) = (x ...