题解 | #判断字母#
判断字母
https://www.nowcoder.com/practice/44d2d63103664913bc243d3836b4f341
#include <stdio.h>
int main() {
char a;
scanf("%c",&a);
if(a>=65&&a<=91||a>=97&&a<=123){
printf("YES");
}
else {
printf("NO");
}
return 0;
}
