package main
func myprint(a int)
func main() {
var a int
a = 4 - (2 + 4 - 4 * 2) + 3
a++
myprint(a) // 预计输出 10
a = 2 * 1895 / 10 * 5 - 1111 * 8 / 9
myprint(a) // 预计输出 908
a = 1 + 2 * 99 / 20
myprint(a) // 预计输出10
}