Zzuli:1065 count the number of numeric characters

Title Description

Enter a line of characters , Take carriage return as the sign of the end of input . Count the number of numeric characters .

Input

Multiple characters , End with carriage return , Carriage return is not a valid character .

Output

Output an integer , Represents the number of numeric characters .

The sample input  Copy

[email protected]

Sample output  Copy

8

#include <stdio.h>
int main()
{
	char ch;
	int sum=0;
	while(scanf("%c",&ch),ch!='\n')
	{
		if(ch>='0'&&ch<='9')
		sum++;
	}
	printf("%d",sum);
	return 0;
}