题解 | #判断字母#
判断字母
http://www.nowcoder.com/practice/44d2d63103664913bc243d3836b4f341
int main()
{
char a = getchar();
if (a >= 'A' && a <= 'Z'||a >= 'a' && a <= 'z')
{
printf("YES");
}
else
{
printf("NO");
}
return 0;
}
