>>434
#include <iostream>
int sub1() {
  static int count;
  return count++;
}

int sub2() {
  static int count;
  return count++;
}

int main() {
  int n;
  for (;;) {
    cin >> n;
    if (n < 0)
      break;
    if (n & 1)
      sub1();
    else
      sub2();
  }
  std::cout << "sub1:" << sub1() << "(奇数)" << '\n';
  std::cout << "sub2:" << sub2() << "(偶数)" << std::endl;
  return 0;
}