54 lines
1.9 KiB
C++
54 lines
1.9 KiB
C++
#include<bits/stdc++.h>
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using namespace std;
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#define __NARGS(...) std::tuple_size<decltype(std::make_tuple(__VA_ARGS__))>::value
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using ll = int64_t;
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using ull = uint64_t;
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using pii = pair<int, int>;
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using pil = pair<int, ll>;
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using pli = pair<ll, int>;
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using pll = pair<ll, ll>;
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#define lowbit(x) ((x) & -(x))
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#define popcount(x) (__builtin_popcountll(ll(x)))
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#define parity(x) (__builtin_parityll(ll(x)))
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#define msp(x) (63LL - __builtin_clzll(ll(x)))
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#define lsp(x) (__builtin_ctzll(ll(x)))
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#define upair ull
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#define umake(x, y) (ull(x) << 32 | ull(y))
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#define u1(p) ((p) >> 32)
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#define u2(p) ((p) & ((1ULL << 32) - 1))
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#define ult std::less<upair>
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#define ugt std::greater<upair>
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#define ipair ull
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#define imake(x, y) (umake(x, y))
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#define i1(p) (int(u1(p)))
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#define i2(p) (int(u2(p)))
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struct ilt {
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bool operator()(const ipair& a, const ipair& b) const {
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if (i1(a) == i1(b)) return i2(a) < i2(b);
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else return i1(a) < i1(b);
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}
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};
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struct igt {
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bool operator()(const ipair& a, const ipair& b) const {
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if (i1(a) == i1(b)) return i2(a) > i2(b);
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else return i1(a) > i1(b);
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}
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};
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#define untie ios_base::sync_with_stdio(0), cin.tie(NULL)
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template<typename T> void __read(T& x) { cin >> x; }
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template<typename T, typename... U> void __read(T& x, U&... args) { cin >> x; __read(args...); }
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#define read(type, ...) type __VA_ARGS__; __read(__VA_ARGS__);
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#define readvec(type, a, n) vector<type> a(n); for (int i = 0; i < (n); ++i) cin >> a[i];
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#define putvec(a) for (auto&& x : a) cout << x << ' '; cout << endl;
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#define debug(x) cerr << #x" = " << x << endl;
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#define debugvec(a) cerr << #a" = "; for (auto&& x : a) cerr << x << ' '; cerr << endl;
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#define pa(a) __typeof(a) pa; pa.push_back({}); for (auto&&x : a) pa.push_back(pa.back() + x);
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#define sa(a) __typeof(a) sa(a.size() + 1); {int n = a.size(); for (int i = n - 1; i >= 0; --i) sa[i] = sa[i + 1] + a[i];};
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