A simple answer to a quoar question

example.cpp

#include <iostream>
using namespace std;

int main() {
  int x;
  int y;
  while(cin >> x >> y) {
    cout << "x:" << x << " y:" << y << "\n";
  }
  return 0;
}

example.py

import sys

x = None
y = None
while True:
    line = sys.stdin.readline()
    for i in line.split(' '):
        if x is None:
            try:
                x = int(i)
            except ValueError:
                sys.exit(0);
        elif y is None:
            try:
                y = int(i)
            except ValueError:
                sys.exit(0);
        else:
            break
    if x is not None and y is not None:
        print("x:{} y:{}".format(x, y))
        x = None
        y = None