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main.cpp
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main.cpp
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#define NAME ""
#include <iostream>
#include <fstream>
#include <sstream>
#include <string>
#include <cstring>
#include <cstdio>
#include <cstdlib>
#include <cmath>
#include <vector>
#include <algorithm>
#include <set>
#include <bitset>
#include <map>
#include <ctime>
#include <cctype>
#include <cassert>
#include <memory>
#include <stack>
#include <queue>
#include <deque>
#include <utility>
#include <iterator>
#define pb push_back
#define mp make_pair
#define frs first
#define snd second
#ifdef WIN32
#define lld "%I64d"
#else
#define lld "%lld"
#endif
typedef unsigned long long ull;
typedef long long ll;
typedef long double ld;
const int INF = (int) 1e9 + 7;
const ll INFLONG = (ll) 1e18 + 7;
const double EPS = 1e-9;
using namespace std;
typedef vector <int> vi;
typedef vector <ll> vll;
typedef vector <vi> vvi;
typedef vector <vll> vvll;
typedef vector <char> vc;
typedef pair <int, int> pii;
typedef pair <int, ll> pil;
typedef pair <ll, int> pli;
typedef pair <ll, ll> pll;
typedef vector <pii> vpii;
typedef vector <pil> vpil;
typedef vector <pli> vpli;
typedef vector <pll> vpll;
template <typename T>
T sqr (T a)
{
return a * a;
}
int main ()
{
srand (time (0));
freopen (NAME".in", "r", stdin);
freopen (NAME".out", "w", stdout);
printf ("%.3lf\n", (double) clock () / CLOCKS_PER_SEC);
return 0;
}