Run ID:125090

提交时间:2025-07-13 11:54:35

#include<bits/stdc++.h> using namespace std; char a[1050]; int main() { cin>>a; int len=strlen(a); for(int i=0;i<=len-1;i++){ if(a[i] >= 'A'&& a[i] <= 'Z'){ a[i] = a[i]+32; } else{ a[i] =a[i]-32; } } char t; for(int i=0;i<=len/2;i++){ t=a[i]; a[i]=a[len-1-i]; a[len-1-i] = t; } // cout<<a<<endl; for(int i=0;i<len;i++){ if(a[i]>='a'&& a[i]<='z') a[i] =char((a[i] -97+3)%26+97); else{ a[i] =char((a[i] -65+3)%26+65); } } cout<<a<<endl; return 0; }