题解 | #判断字母#
判断字母
https://www.nowcoder.com/practice/44d2d63103664913bc243d3836b4f341
#include<stdio.h>
int main()
{
//A-Z==65-90
//a-z==97-122
char input=0;
scanf("%c",&input);
if(65<=input&&input<=90||97<=input&&input<=122)
printf("YES");
else
printf("NO");
return 0;
}
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