Answer Posted / Preeti Arora

Here is a simple Java program to find the maximum and minimum numbers in an array:n```javanpublic class FindMaxMin {n public static void main(String[] args) {n int[] arr = {1, 5, 3, 7, 2};n int max = arr[0];n int min = arr[0];n for (int i = 1; i < arr.length; i++) {n if (arr[i] > max) {n max = arr[i];n }n if (arr[i] < min) {n min = arr[i];n }n }n System.out.println("Maximum number: " + max);n System.out.println("Minimum number: " + min);n }n}n```

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