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  1. import java.util.Arrays;
  2. import java.util.stream.IntStream;
  3.  
  4. class Teste {
  5.     public static void main(String[] args) {
  6.         int[] numeros = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20};
  7.         int[] quadrados = IntStream.of(numeros).map(x -> x * x).toArray();
  8.         System.out.println(Arrays.toString(quadrados));
  9.     }
  10. }
Success #stdin #stdout 0.19s 2841600KB
comments (?)
stdin 
Standard input is empty
stdout 
[1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225, 256, 289, 324, 361, 400]
https://ideone.com/BtirYk
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
public

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