// 08-point2.cpp : read Points from input stream

#include <iostream>

using namespace std;

struct Point {

int x{}, y{};

};

istream& operator>> (istream& is, Point& p) {

char a{}, b{}, c{};

int px, py;

is >> a >> px >> b >> py >> c;

if (is.good()) {

if (a == '(' && b == ',' && c == ')') {

p.x = px;

p.y = py;

}

else {

is.setstate(ios_base::failbit);

}

}

return is;

}

int main() {

cout << "Please enter Points, in the form \'(2,-3)\'\n";

Point p;

while (!cin.eof()) {

cin >> p;

if (cin.good()) {

cout << "Point read successfully!\n";

}

else {

cout << "Error in input!\n";

cin.clear();

}

}

}