#include<iostream> #include<cstring> using namespace std; int main(){ string s1,s2; int len; cin>>s1; s2 = s1; //初始化 len = s1.size(); //1、大小写转化 for(int i=0;i<len;i++){ if(s1[i]>='a' && s1[i]<='z'){ s1[i] = s1[i]-32; } else{ s1[i] = s1[i]+32; } } //2、逆序 for(int i=0;i<len;i++){ s2[i] = s1[len-1-i]; } //3、右移3个位置 for(int i=0;i<len;i++){ if(s2[i]=='z'){ s2[i] = 'c'; } else if(s2[i]=='y'){ s2[i] = 'b'; } else if(s2[i]=='x'){ s2[i] = 'a'; } else if(s2[i]=='X'){ s2[i] = 'A'; } else if(s2[i]=='Y'){ s2[i] = 'B'; } else if(s2[i]=='Z'){ s2[i] = 'C'; } else{ s2[i] = s2[i]+3; } } cout<<s2<<endl; return 0; }