Accepted
代码
#include <stdio.h>
int main()
{
char c;
scanf("%c",&c);
if(c>='A'&&c<='Z')
c=c+32;
printf("%c",c);
return 0;
}
#include <stdio.h>
int main()
{
char c;
scanf("%c",&c);
if(c>='A'&&c<='Z')
c=c+32;
printf("%c",c);
return 0;
}