public class Kor {

  public static void main(String[] args) {
    // koros
    double x1 = Double.parseDouble(args[0]);
    double y1 = Double.parseDouble(args[1]);
    double r1 = Double.parseDouble(args[2]);
    
    double x2 = Double.parseDouble(args[3]);
    double y2 = Double.parseDouble(args[4]);
    double r2 = Double.parseDouble(args[5]);
    
    double dist = Math.sqrt((x2 - x1)*(x2 - x1) + (y2 - y1)*(y2 - y1));
    if (dist < r1 + r2) {
      System.out.println("Metszo.");
    } else if (dist == r1 + r2) {
      System.out.println("Erinto.");
    } else {
      System.out.println("Nem metszo.");
    }
    // prim-e
    
    // 1-100-ig prim szamok kiirasa
  }

}