//#pragma comment(linker, "/STACK:1024000000,1024000000")

#include <map>

#include <set>

#include <cmath>

#include <queue>

#include <stack>

#include <cstdio>

#include <vector>

#include <cassert>

#include <cstring>

#include <iostream>

#include <algorithm>

#define IOS    ios::sync_with_stdio(0),cin.tie(0);

#define DBG(x) cerr << #x << " = " << x << endl;	

using namespace std;

typedef long long LL;

typedef long double LD;

typedef unsigned long long ULL;

const int inf = 0x3f3f3f3f;

const int mod = 1000000007;

const double eps = 1e-8;

const double pi  = acos(-1.0);

void file(){

    freopen("in.txt", "r", stdin);

    freopen("out.txt", "w", stdout);

}

namespace BakuretsuMahou{

    void Explosion(){

        /*Please write here*/

    }

}

int main(){

    //IOS

    //file();

    BakuretsuMahou::Explosion();

    return 0;

}