题解

#include<bits/stdc++.h>
using namespace std;
int main(){
char a[10005];
//cin>>a;
gets(a);
int len = strlen(a);
for(int i=0; i<len; i++){
if(a[i]>='a' && a[i]<='y' || a[i]>='A' && a[i]<='Y'){
a[i] = a[i]+ 1;
}else if(a[i]>='z' && a[i]<='z' || a[i]>='Z'&& a[i]<='Z'){
a[i] = a[i]-25;
}
}
cout<<a;
return 0;
}