using u64 = ::std::uint64_t
8-byte unsigned integer type.
using u8 = ::std::uint8_t
1-byte unsigned integer type.
using u32 = ::std::uint32_t
4-byte unsigned integer type.
using f64 = double
8-byte floating point type.
using i32 = ::std::int32_t
4-byte signed integer type.
using f32 = float
4-byte floating point type.
using i8 = ::std::int8_t
1-byte signed integer type.
using i64 = ::std::int64_t
8-byte signed integer type.
using i16 = ::std::int16_t
2-byte signed integer type.
using u16 = ::std::uint16_t
2-byte unsigned integer type.