题目内容: 输入一行字符,分别统计其中英文字母、空格、数字和其他字符的个数。
例: (1)输入:I love hebeu! 输出:character:10,space:2,digit:0,others:1 (2)输入:2020, have a brilliant year! 输出:character:18,space:4,digit:4,others:2
答案:
#include<stdio.h>
int main()
{
char c;
int letters=0,spaces=0,digits=0,others=0;
while((c=getchar())!='\n')
{
if((c>='a'&&c<='z')||(c>='A'&&c<='Z'))
letters++;
else if(c>='0'&&c<='9')
digits++;
else if(c==' ')
spaces++;
else
others++;
}
printf("character:%d,space:%d,digit:%d,others:%d",letters,spaces,digits,others);
return 0;
}