Java : Program to find the minimum and maximum number in a given array.

/**
 * Find the minimum and maximum number in a given array. 
 * 
 * Approach: we can pick an element from array and compare with the min and max value
 * 
 *   
 */

public class MinMaxNumber {

 public static void main(String[] args) {
  
  int arr[] = {1100,10,3,5,8,1,5,9,23,56,0,90,54};
         int min,max;
         min=max= arr[0];
   for(int i =1 ; i<arr.length;i++){
    
       if (min > arr[i]){    // comparing the number for min value 
        min= arr[i];
       }
       
       if(max < arr[i]){    // comparing the number for max value
        max=arr[i];
       }
   }
   System.out.println("Min value = " + min);
   System.out.println("Max value = " + max);

 }

}

/* output
Min value = 0
Max value = 1100