Files
HuangHai 1f397eca87 'commit'
2025-08-30 18:35:01 +08:00

11 lines
150 B
C++

#include<iostream>
using namespace std;
int main()
{
char ch;
cin>>ch;
ch=(ch>='A' && ch<='Z')?(ch+32):ch;
cout<<ch<<endl;
return 0;
}