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  1. import java.io.*;
  2. import java.util.*;
  3. public class Main {
  4.     public static void main(String[] args){
  5.         InputStream inputStream = System.in;
  6.         OutputStream outputStream = System.out;
  7.         InputReader sc = new InputReader(inputStream);
  8.         PrintWriter out = new PrintWriter(outputStream);
  9.  
  10.         //Do your work here.
  11.         //To print something use this “out.println(“Whatever”);”
  12.  
  13. 		int t,n,temp;
  14. 		t = sc.nextInt();
  15. 		for(int i=1; i<=t; i++) {
  16. 			n = sc.nextInt();
  17. 			String s = "";
  18. 			for(int j=0; j<n; j++) {
  19. 				temp = sc.nextInt();
  20. 				if(s.equals("")) {
  21. 					if(temp%2==0) s += "1";
  22. 				} else {
  23. 					if(temp%2==1) s += "0";
  24. 					else s += "1";
  25. 				}
  26. 			}
  27. 			out.println("Case "+i+": "+s);
  28. 		}
  29.  
  30.         out.close();
  31.     }
  32.     static class InputReader {
  33.         public BufferedReader reader;
  34.         public StringTokenizer tokenizer;
  35.  
  36.         public InputReader(InputStream stream) {
  37.             reader = new BufferedReader(new InputStreamReader(stream), 32768);
  38.             tokenizer = null;
  39.         }
  40.  
  41.         public String next() {
  42.             while (tokenizer == null || !tokenizer.hasMoreTokens()) {
  43.                 try {
  44.                     tokenizer = new StringTokenizer(reader.readLine());
  45.                 } catch (IOException e) {
  46.                     throw new RuntimeException(e);
  47.                 }
  48.             }
  49.             return tokenizer.nextToken();
  50.         }
  51.  
  52.         public int nextInt() {
  53.             return Integer.parseInt(next());
  54.         }
  55.  
  56.         public long nextLong() {
  57.         	return Long.parseLong(next());
  58.         }
  59.  
  60.        public String nextLine() {
  61. 			try {
  62. 				return reader.readLine();
  63. 			} catch (IOException e) {
  64. 				throw new RuntimeException(e);
  65. 			}
  66. 		}
  67.  
  68.  }
  69. }
  70.  
Success #stdin #stdout 0.12s 36412KB
comments (?)
stdin 
3
1

4
3
4 4 5
3
5 5 4
stdout 
Case 1: 1
Case 2: 110
Case 3: 1
https://ideone.com/xEqXuc
language:
Java (HotSpot 12)
created:
5 years ago
visibility:
public

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