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