将数组转换为字符串

import java.util.Arrays;


public class Main {

  public static void main(String[] args) {
  /**
   from
  * n o w j a v a . c o m - 时代Java 
  **/

    int[] lotto = new int[6];

    

    for (int i = 0; i < 6; i++)

      lotto[i] = (int) (Math.random() * 100) + 1;

    

    System.out.println(Arrays.toString(lotto));

  }


}