判断输入的字符是否为字母
#include"stdio.h"void main()
{
char c;
while(1)
{
printf("请输入一个字符:");
scanf("%c",&c);
if('A'<=c&&c<='Z'||'a'<=c&&c<='z')
{
printf("是字母");
}
printf(("不是字母");
}
getchar();
}
[local]1[/local]
不知道错在哪 望指点
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