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 a; while (scanf("%c", &a) != EOF) { getchar(); if ((a >= 'A' && a <= 'Z') || (a >= 'a' && a <= 'z')) { printf("%c is an alphabet.\n", a); } else { printf("%c is not an alphabet.\n", a); } } return 0; }