public class Test {
    public static void main(String[] args) {
        int[] array = {23, 12, 64, 43, 76};
        int max = array[0];
        int min = array[0];

        for(int i = 1; i < 5; i++){
          if(max < array[i]){
            max = array[i];
          } else if(min > array[i]){
            min = array[i];
          }
        }
        System.out.println("max:" + max + ", min:" + min);
 
        
    }
}