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package main
func main() {
// sanity
println(3.14159265358979323846)
// float64
f64 := float64(2) / float64(3)
println(f64)
println(f64 + 1.0)
println(f64 - 1.0)
println(f64 * 2.0)
println(f64 / 2.0)
// float32
f32 := float32(2) / float32(3)
println(f32)
println(f32 + 1.0)
println(f32 - 1.0)
println(f32 * 2.0)
println(f32 / 2.0)
// casting
println(float32(f64))
println(float64(f32))
// float -> int
var f1 float32 = 3.3
var f2 float32 = 5.7
var f3 float32 = -2.3
var f4 float32 = -11.8
println(int32(f1), int32(f2), int32(f3), int32(f4))
// float -> int saturating behavior
var f5 float32 = -1
var f6 float32 = 256
var f7 float32 = -129
f8 := float32(^uint32(0))
f9 := float32(int32(-2147483648))
f10 := float32(int32(2147483647))
var inf float32 = 1
inf /= 0
var nan float32 = 0
nan /= 0
println(uint8(f5), uint8(f6), int8(f7), int8(f6), uint32(f8), int32(f9), int32(f10),
uint8(inf), uint8(-inf), int8(inf), int8(-inf), uint8(nan), int64(nan))
// int -> float
var i1 int32 = 53
var i2 int32 = -8
var i3 uint32 = 20
println(float32(i1), float32(i2), float32(i3))
// complex64
c64 := complex(f32, 1.2)
println(c64)
println(real(c64))
println(imag(c64))
// complex128
c128 := complex(f64, -2.0)
println(c128)
println(real(c128))
println(imag(c128))
// untyped complex
println(2 + 1i)
println(complex(2, -2))
// cast complex
println(complex64(c128))
println(complex128(c64))
// binops and negate on complex numbers
c64 = 5 + 2i
println("complex64 add: ", c64+-3+8i)
println("complex64 sub: ", c64 - -3 + 8i)
println("complex64 mul: ", c64*-3+8i)
println("complex64 div: ", c64/-3+8i)
println("complex64 neg: ", -c64)
c128 = -5 + 2i
println("complex128 add:", c128+2+6i)
println("complex128 sub:", c128-2+6i)
println("complex128 mul:", c128*2+6i)
println("complex128 div:", c128/2+6i)
println("complex128 neg:", -c128)
}
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