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Update include.hh

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Ariel 2024-01-16 15:52:21 +08:00 committed by GitHub
parent 44641da427
commit 2333a23577
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include.hh
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@ -6,6 +6,7 @@ using namespace std;
#define __DECOMPOSE_N(a, ...) auto [__VA_ARGS__] = a; #define __DECOMPOSE_N(a, ...) auto [__VA_ARGS__] = a;
constexpr void __() {} constexpr void __() {}
#define __AS_PROCEDURE(...) __(); __VA_ARGS__; __() #define __AS_PROCEDURE(...) __(); __VA_ARGS__; __()
#define __as_typeof(container) decltype(container)::value_type
using ll = int64_t; using ll = int64_t;
using ull = uint64_t; using ull = uint64_t;
@ -49,6 +50,8 @@ struct igt {
} }
}; };
#define unordered_counter(from, to) __AS_PROCEDURE(unordered_map<__as_typeof(from), size_t> to; for (auto&& x : from) ++to[x];)
#define counter(from, to, cmp) __AS_PROCEDURE(map<__as_typeof(from), size_t, cmp> to; for (auto&& x : from) ++to[x];)
#define untie __AS_PROCEDURE(ios_base::sync_with_stdio(0), cin.tie(NULL)) #define untie __AS_PROCEDURE(ios_base::sync_with_stdio(0), cin.tie(NULL))
template<typename T> void __read(T& x) { cin >> x; } template<typename T> void __read(T& x) { cin >> x; }
template<typename T, typename... U> void __read(T& x, U&... args) { cin >> x; __read(args...); } template<typename T, typename... U> void __read(T& x, U&... args) { cin >> x; __read(args...); }