/* @JUDGE_ID: 34406YP 100 Java */ import java.io.*; import java.util.*; class Hardware { public static void main(String[] args) { Hardware myWork = new Hardware(); myWork.begin(); } int[] tab; int num_digits; void begin () { String s = readLn(255); StringTokenizer st = new StringTokenizer(s); int rep = Integer.parseInt(st.nextToken()); s = readLn(255); for(int i=0;i= '0') return true; return false; } static String readLn (int maxLg) { byte lin[] = new byte [maxLg]; int lg = 0, car = -1; String line = ""; try { while (lg < maxLg) { car = System.in.read(); if ((car < 0) || (car == '\n')) break; lin [lg++] += car; } } catch (IOException e) { return (null); } if ((car < 0) && (lg == 0)) return (null); return (new String (lin, 0, lg)); } }