romophic-library

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#pragma GCC optimize("Ofast")
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#include <bits/stdc++.h>
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#define int long long
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#define double long double
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#define uint unsigned long long
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#define int128 __int128
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#define uint128 unsigned __int128
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using namespace std;
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constexpr int INF = 1LL << 60;
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template <class T>
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bool chmax(T &a, const T &b) { return a < b ? a = b, 1 : 0; }
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template <class T>
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bool chmin(T &a, const T &b) { return a > b ? a = b, 1 : 0; }