golang vs java

floating-point-differences.md

Golang

https://go.dev/play/p/AMM1IEcVyq9

package main

import "fmt"

func main() {
	f32 := float32(17) / float32(33) * float32(99.0)
	f64 := float64(17) / float64(33) * float64(99.0)
	i32 := int(f32)
	i64 := int(f64)
	fmt.Printf("32: %d, %f\n64: %d, %f\n", i32, f32, i64, f64)
}

output:

32: 51, 51.000000
64: 51, 51.000000

Java 11

float f = ((float) 17 / (float) 33 * 99.0);
int i = (int) f;

output:

50.999998569488525
50