```cpp
#include<bits/stdc++.h>
using namespace std;
int n;
string s[110];
int main()
{
cin >> n;
for (int i = 1 ; i <= n ; i++)
{
cin >> s[i];
if (s[i][0] >= 'a' && s[i][0] <= 'z')
{
s[i][0] -= 32;
}
for (int j = 1 ; j < s[i].size() ; j++)
{
if (s[i][j] >= 'A' && s[i][j] <= 'Z')
{
s[i][j] += 32;
}
}
}
for (int i = 1 ; i <= n ; i++)
{
cout << s[i] << endl;
}
return 0;
}
```
by strongest_ @ 2024-03-27 17:24:26