#include<stdio.h>
char up( char ch)
{
if(ch>='a'&&ch<='z')
ch = 'A' + ch - 'a';
printf("%c\n",ch);
return ch;
}
int main()
{
char ch;
printf("输入一个字符:");
scanf("%c",&ch);
up(ch);
return 0;
}
#include<stdio.h>
char up( char ch)
{
if(ch>='a'&&ch<='z')
ch = 'A' + ch - 'a';
printf("%c\n",ch);
return ch;
}
int main()
{
char ch;
printf("输入一个字符:");
scanf("%c",&ch);
up(ch);
return 0;
}