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- #include<bits/stdc++.h>
- #ifdef LOCAL
- #define _GLIBCXX_DEBUG
- #define dbg(x) cerr << #x << " = " << x << char(10);
- #else
- #define dbg(x) ;
- #define cerr if(0) cerr
- // #pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math")
- // #pragma GCC target("sse,sse2,sse3,ssse3,sse4.1,sse4.2,avx,avx2,popcnt,tune=native")
- #endif
- #define forn(i, n) for (int i = 0; i < (int)(n); i++)
- #define all(x) (x).begin(), (x).end()
- #define pb push_back
- #define mkt make_tuple
- using namespace std;
- using ld = long double;
- using ll = long long;
- using vi = vector<int>;
- using vll = vector<ll>;
- const ld eps = 1e-8l;
- const int INF = 1e9 + 10;
- const ll INFL = 9 * 1e18;
- const ll MOD = 1e9 + 7;
- const ld Pi = acosl(-1.0l);
- int main()
- {
- ios_base::sync_with_stdio(0);
- cin.tie(0);
- cout.precision(9);
- cout << fixed;
- #ifdef LOCAL
- assert(freopen("in", "r", stdin));
- assert(freopen("out", "w", stdout));
- assert(freopen("err", "w", stderr));
- #endif
- }
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