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  1. import java.util.*;
  2.  
  3. class Main
  4. {
  5. 	public static void main (String[] args) throws java.lang.Exception
  6. 	{
  7.  
  8. 		List<String> lists = new ArrayList<String>();
  9. 		lists.add("key1");
  10. 		lists.add("value1");
  11. 		lists.add("key2");
  12. 		lists.add("value2");
  13. 		lists.add("key3");
  14. 		lists.add("value3");
  15. 		lists.add("key4");
  16. 		lists.add("value4");
  17.  
  18. 		HashMap<String ,String> map = new HashMap<String ,String>();
  19.  
  20. 		//偶数じゃなかった時の挙動は知らん。
  21. 		//あと重複するkeyがあった場合も意識しておらん。
  22. 		for(int i = 0; i < lists.size(); i = i + 2){
  23. 			String key = lists.get(i);
  24. 			String value = lists.get(i+1);
  25. 			map.put(key,value);
  26. 		}
  27. 		//確認
  28. 		for(Map.Entry<String,String> e:map.entrySet()){
  29. 			System.out.println(e.getKey() + ":" + e.getValue());
  30. 		}
  31. 	}
  32. }
Success #stdin #stdout 0.05s 213312KB
comments (?)
stdin 
Standard input is empty
stdout 
key4:value4
key3:value3
key2:value2
key1:value1
https://ideone.com/jLY1Y
language:
Java (HotSpot 12)
created:
14 years ago
visibility:
public

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