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  1. #include <stdio.h>
  2. int main(void) {
  3.     char ch;
  4. //your code goes here
  5.     scanf("%c",&ch);
  6.     if((ch>='0')&&(ch<='9'))
  7.         printf("这是一个数字字符");
  8.     else if((ch>='a')&&(ch<='z'))
  9.         printf("这是一个小写字母");
  10.     else if((ch>='A')&&(ch<='Z'))
  11.         printf("这是一个大写字母");
  12.     else if(ch == ' ')
  13.         printf("这是一个空格");
  14.     else 
  15.         printf("这是其它字符");
  16.     return 0;
  17. }
Success #stdin #stdout 0s 5320KB
comments (?)
stdin 
8
stdout 
这是一个数字字符
https://ideone.com/w0Jwbx
language:
C (gcc 8.3)
created:
5 days ago
visibility:
public

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