一个;一条语句，必须加RETURN!

#include<bits/stdc++.h> using namespace std; string s; int main(){ getline(cin,s); for(int i=0;i<s.length();i++){ (s[i] >= 'a' && s[i] <= 'z'?(s[i]=='z'?s[i]='a':s[i]++): s[i]); } cout<<s; return 0; }