help!!!
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help!!!
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linrun0504楼主2024/10/20 11:59
#include<bits/stdc++.h>
using namespace std;
int main(){
	string s;
	cin>>s;
	for(int i=0;i<s.size();i++){
		if(s[i]>='a'&&s[i]<='z'){
			s[i]-=32;
		}
		else{
			s[i]+=32;
		}
	}
	reverse(s.begin(),s.end());
	for(int i=0;i<s.size();i++){
		if(s[i]>='a'&&s[i]<='z'){
			s[i]+=3;
			if(s[i]>'z'){
				s[i]-='z'+'a';
				s[i]=char(s[i]);
			}
		}
		else{
			s[i]+=3;
			if(s[i]>'Z'){
				s[i]-='Z'+'A';
				s[i]=char(s[i]);
			}
		}
	}
	cout<<s;
	return 0;
}
2024/10/20 11:59
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