1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21

// @Title: 找不同 (Find the Difference)
// @Author: 15816537946@163.com
// @Date: 2020-12-18 10:44:08
// @Runtime: 0 ms
// @Memory: 2.1 MB
func findTheDifference(s string, t string) byte {
	var ret byte
	if s == "" {
		temp := []byte(t)
		return temp[0]
	}
	for i := range t {
		ret += t[i] - 'a'
	}
	for j := range s {
		ret -= s[j] - 'a'
	}
	return byte(ret + 'a')

}