Iamsleepy

#include <bits/stdc++.h>

using namespace std;

#define fileIO(name) if(fopen(name".inp", "r")) {freopen(name".inp", "r", stdin); freopen(name".out", "w", stdout);}
#define SPEED        ios_base :: sync_with_stdio(0); cin.tie(0); cout.tie(0)

#define epl     emplace
#define pb      push_back
#define eb      emplace_back
#define EL      cout << '\n'
#define dbg(x)  cout << #x << " = " << (x) << ' '
#define dbgp(x) cout << #x << " = (" << (x.fi) << ", " << (x.se) << ") "
#define fi      first
#define se      second
#define mp      make_pair
#define sqr(x)  (x) * (x)
#define all(x)  (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define lwb     lower_bound
#define upb     upper_bound
#define ctz     __builtin_ctzll
#define pct     __builtin_popcountll

typedef long long            ll;
typedef long double          ldb;
typedef unsigned int         uint;
typedef unsigned long long   ull;
typedef pair&lt;ll, ll>         pll;
typedef pair&lt;ll, int>        pli;
typedef pair&lt;int, ll>        pil;
typedef pair&lt;int, int>       pii;
typedef pair&lt;ldb, ldb>       pld;
typedef pair&lt;double, double> pdd;

template&lt;class T1, class T2> bool minimize(T1 &a, T2 b){return a > b ? a = b, true : false;}
template&lt;class T1, class T2> bool maximize(T1 &a, T2 b){return a < b ? a = b, true : false;}

int d4x[4] = {1, 0, -1, 0}, d8x[8] = {0, 1, 1, 1, 0, -1, -1, -1};
int d4y[4] = {0, 1, 0, -1}, d8y[8] = {1, 1, 0, -1, -1, -1, 0, 1};
//----------------------------------------------------------------------------------------//

int main(){
    SPEED;

    return 0;
}