class M{
  static String c(int n){
    String a = "+x |",
           b = "|y|\n",
           x = "",
           y = "",
           r = "";
    int i = 0;
    for (; i++ < n-2;){
      x += i > 1
            ? "-"
            : "";
      y += " ";
    }
    a = a.replace("x", x);
    b = b.replace("y", y);
    for(i = 0; i < n; i++){
      r += i % 4 < 1
            ? a+"\n"
            : (i-2) % 4 == 0
               ? new StringBuffer(a).reverse()+"\n"
               : b;
    }
    return r;
  }
 
  public static void main(String[] a){
    System.out.println(c(7));
    System.out.println();
    System.out.println(c(25));
  }
}

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