题解 | 小红的字符串
小红的字符串
https://www.nowcoder.com/practice/f9738786c00a40a2b7ddf6c82c1a59b1
#include <iostream>
using namespace std;
int main() {
string s;cin>>s;
int l=0,r=s.size()-1;
int c=0;
while(l<r)
{
if(s[l]!=s[r])
{
int t=min(abs(s[l]-s[r]),26-abs(s[l]-s[r]));
c+=t;
}
l++;
r--;
}
cout<<c;
}
