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  1. class Ideone {
  2. 	public static void main (String[] args) {
  3. 	String a = "a";
  4. 	String b = null;
  5. 	String c = b + a;
  6. 	System.out.println(c);
  7. 	}
  8. }
Success #stdin #stdout 0.09s 320576KB
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stdin
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Standard input is empty
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nulla
https://ideone.com/KctKc9
language:
Java (12.0.1)
created:
9 years ago
visibility:
public

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