整数反转

[Clear2]

func reverse(x int) int {
	var res = 0

	for x != 0 {

		if temp := int32(x); (temp * 10) / 10 != temp {
			fmt.Println((temp * 10) / 10)
			return 0
		}

		res = res*10 + x % 10
		x = x / 10
	}
	return res
}