Java Collection How to - Find the max and min of an an array of integer

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Question

We would like to know how to find the max and min of an an array of integer.

Answer

import java.util.Arrays;
//  ww  w  .j av  a 2 s . co  m
public class Main {

  public static void main(String[] args) {
    int a[] = new int[]{1,2,4,1,5,7,3,4};
    Arrays.sort(a);
    int min = a[0];
    System.out.println("The minmum value is    " + min);
    int max = a[a.length - 1];
    System.out.println("The maxemum value is   " + max);

    for (int i = 0; i < a.length; i++) {
      System.out.println(a[i]);
    }
  }
}

The code above generates the following result.

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