7-整数反转

/*
 * @lc app=leetcode.cn id=7 lang=golang
 *
 * [7] 整数反转
 */

 import math

// @lc code=start
func reverse(x int) int {
	res := 0
	for x != 0 {
		res = res*10 + x%10
		x /= 10
	}

	if res > math.MaxInt32 || res < math.MinInt32 {
		return 0
	}

	return res
}

// @lc code=end