题解 | #判断是不是字母#
判断是不是字母
https://www.nowcoder.com/practice/91a588dd4cd244bfa616f17603ec123c
#include<stdio.h> int main() { char n = 0; while (scanf("%c\n", &n) == 1) { if (n >= 'A' && n <= 'Z'||n>='a'&&n<='z') printf("%c is an alphabet.\n", n); else printf("%c is not an alphabet.\n", n); } return 0; }