min array number in java
Integer[] num = { 2, 4, 7, 5, 9 };
// using Collections.min() to find minimum element
// using only 1 line.
int min1 = Collections.min(Arrays.asList(num));
// using Collections.max() to find maximum element
// using only 1 line.
int max1 = Collections.max(Arrays.asList(num));
System.out.println(min1); // 2
System.out.println(max1); // 9