d098: Stringstream運用練習(C++)

#include 

#include 

#include 

using namespace std;



bool IsAllInt(string str);





int main()

{

	string input;

	

    while(getline(cin,input))

	{

		int sum=0;

		stringstream stream(input);

		

		while(stream)

		{

			string word;

			stream>>word;

			if(IsAllInt(word))

			{

				sum += atoi(word.c_str());

			}

		}

		cout<	}

    return 0;

}



bool IsAllInt(string str)

{

	for(int i=0;i	{

		if(!isdigit(str[i]))

			return 0;

	}

	return 1;

}