题解 | #统计字符#

#include <stdio.h>

int main() {
    char s[1001]={0};
    gets(s);
    int i=0;
    int y=0;
    int k=0;
    int n=0;
    int q=0;
    while(s[i]!='\0')
    {
        if(s[i]>='a'&&s[i]<='z')
            y++;
        else if(s[i]==' ')
            k++;
        else if(s[i]>='0' && s[i]<='9')
            n++;
        else
            q++;
        i++;
    }
    printf("%d\n%d\n%d\n%d",y,k,n,q);
    return 0;
}