输入一行文字，找出其中的大写字母小写字母空格数字以及其他字符各有多少

Posted 2022-04-23 ZDF0414

#include<stdio.h>
int main()

	int upper=0;
	int lower=0;
	int digit=0;
	int space=0;
	int other=0;
	int i=0;
	char *p;
	char s[20];
	printf("input string:");
	while((s[i]=getchar())!='\\n')
	
		i++;
	
	p=&s[0];
	while(*p!='\\n')
	
		if(('A'<=*p)&&(*p<='Z'))
		
			++upper;
		
		else if(('a'<=*p)&&(*p<='z'))
		
			++lower;
		
		else if(*p==' ')
		
			++space;
		
		else if((*p<='9')&&(*p>='0'))
		
			++digit;
		
		else
		
			++other;
		
		p++;
	
	printf("upper case:%d  lower case:%d",upper,lower);
	printf("   space:%d   digit:%d   other:%d\\n",space,digit,other);
	return 0;