题解 | #密码翻译#

#include <iostream>
#include <cstdio>
#include <string>
#include <algorithm>

using namespace std;

/**
 * 密码翻译--北京大学
 * @return
 */
int main() {
    string str;
    //本题输入的一行字符串，所以要用getline( )
    while (getline(cin, str)) {
        for (int i = 0; i < str.size(); ++i) {
            if (str[i] == 'z' || str[i] == 'Z') {
                str[i] -= 25;
            } else if (('a' <= str[i] && str[i] <= 'y') ||
                       ('A' <= str[i] && str[i] <= 'Y')) {
                str[i] += 1;
            }
        }
        cout << str << endl;
    }
    return 0;
}