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满江红
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封禁用户楼主2024/11/19 19:42
#include<bits/stdc++.h>
using namespace std;
char a[65];
int main()
{
    cin >> a;
    int l = strlen(a);
    for(int i = 0;i < l;i++)
    {
        if(isupper(a[i]))
        {
            a[i] = tolower(a[i]);
        }
        else if(islower(a[i]))
        {
            a[i] = toupper(a[i]);
        }
        reverse(a, a + l);
    }
    for(int i = 0;i < l;i++)
    {
        if(a[i] == 'x')
        {
            cout << 'a';
        }
        else if(a[i] == 'y')
        {
            cout << 'b';
        }
        else if(a[i] == 'z')
        {
            cout << 'c';
        }
        else if(a[i] == 'X')
        {
            cout << 'A';
        }
        else if(a[i] == 'Y')
        {
            cout << 'B';
        }
        else if(a[i] == 'Z')
        {
            cout << 'C';
        }
        else
        {
            cout << char(a[i] + 3);
        }
    }
    return 0;
}

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2024/11/19 19:42
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