字符个数

Posted 2021-01-14 Lazy.Cat

输入一行字符，分别统计出其中英文字母、数字、空格和其他字符的个数。

 

输入

一行字符

输出

统计值

样例输入

aklsjflj123 sadf918u324 asdf91u32oasdf/.‘;123

样例输出

23 16 2 4

#include <stdio.h>
int main()
{
 int letter=0,space=0,number=0,others=0;
 char nextchar;
 for(;nextchar!=‘\n‘;)
 {
  scanf("%c",&nextchar);
  if((‘a‘<=nextchar&&nextchar<=‘z‘)||(‘A‘<=nextchar&&nextchar<=‘Z‘))
   letter++;
  else if(nextchar==‘ ‘)
   space++;
  else if(‘0‘<=nextchar&&nextchar<=‘9‘)
   number++;
  else
   others++;
 }
 printf("%d %d %d %d\n",letter,number,space,--others);
    return 0;
}