C语言入门级别的代码，求带

Question

Answer 1

#include <iostream>
using namespace std;
int main()
{
    int a,b,c;
    char ch;
    cin >> a >> ch >> b >> ch >> c;
    if(a <= 0 || b <= 0 || c <= 0)
        cout << "error" << endl;
    else
    {
        if(a+b>c && a+c >b && b+c > a)
            cout << "yes"<<endl;
        else
            cout << "no" << endl;
    }
    return 0;
}