import java.util.Scanner;

class IOExample2 {
  
  public static void reportTriple(int x, int y, int z) {
    System.out.println("\t<read in triple ("+ x + "," + y + "," + z + ")>");
  }
  
  public static void reportDouble(int q, String s) {
    System.out.println("\t<read in double ("+ q + ", \"" + s + "\")>");
  }
  
  public static void main(String[] argh) {
   
    int x, y, z;
    int q;
    String s;
    
    // An example of reading input from the console
    // in two stages, with different formats, 
    // with the input separated by a "sentinel value"
    
    // We want to read two sections, one with three numbers
    // on each line, one with a number and a string
    
    Scanner scan = new Scanner(System.in);        // set up console input
    
    //-----------------------------------------------------------
    while (true) {                 // keep going forever! (not really ...)
      
      x = scan.nextInt();          // read all the values
      if (x < 0) break;            // ... but BAIL if the first is negative!
      y = scan.nextInt();
      z = scan.nextInt();
      
      reportTriple(x,y,z);         // report the triple read
  }
    //-----------------------------------------------------------
    
    
    //-----------------------------------------------------------    
    while (true) {

      q = scan.nextInt();          // read both the values
      if (q < 0) break;            // ... but BAIL if the first is negative!
      s = scan.nextLine().trim();
      
      reportDouble(q,s);           // report the two values read
      
  }
    //-----------------------------------------------------------
    
  }
  
}