線上C++版本與本身邊義器版本不同，紀錄

#include <iostream>

#include <string>

#include <sstream>

#include <cmath>

using namespace std;

int main()

{

string x;

int y[1000];

while (cin >> x)

{

int z=1;

for (int i = 0; i < x.length(); i++)

{

y[i] = (int)x[i] - 48;

}

if (x.length() == 1)

{

z = 0;

}

else

{

for (int i = 0; i < x.length(); i++)

{

z = z * y[i];

}

}

if (z == 0)

{

}

else 

{

cout << z << endl;

}

}

}