d018: 字串讀取練習

#include <iostream>

#include <string>

#include <sstream>

using namespace std;

int main(){

    stringstream ss;

    double Odd=0,Even=0,temp;

    int S_N;

    char ch;

    for(string s;getline(cin,s,'\n');ss.clear(),ss.str(""),Even=0,Odd=0){

        ss<<s;

        while(ss>>S_N){

            ss>>ch;

            ss>>temp;

            if(S_N%2==0) 

                Even+=temp;

            else 

                Odd+=temp;

        }

        cout<<(Odd-Even)<<'\n';

    }

    return 0;

}