#include<stdio.h> #include<string.h> int main() { char a; while((a=getchar())!= EOF) { if(a!='\n') //主要判断是不是回车 { if(a>='A'&&a<='z') printf("%c is an alphabet.\n",a); else printf("%c is not an alphabet.\n",a); } } return 0; }
#include<stdio.h> #include<string.h> int main() { char a; while((a=getchar())!= EOF) { if(a!='\n') //主要判断是不是回车 { if(a>='A'&&a<='z') printf("%c is an alphabet.\n",a); else printf("%c is not an alphabet.\n",a); } } return 0; }