题解 | #判断字母#
判断字母
https://www.nowcoder.com/practice/44d2d63103664913bc243d3836b4f341
#include<stdio.h>
int main()
{
char ch;
while(scanf("%c",&ch)!=EOF)
{
getchar();
if((ch>='A'&&ch<='Z')||(ch>='a'&&ch<='z'))
printf("YES\n");
else
printf("NO\n");
}
return 0;
}
