Java Code to find second highest number in an array in java

Hi ,

Please find below the code to find second highest number in an array in java.

Method 1:
public class SecondHighestNumber {

public static void main(String[] args) {

int [] arr = { 1,19,9,7,5,2,3,4,16,12};

int firstHighest , secondHighest , i;

if(arr[0] > arr[1])
{
            firstHighest = arr[0];
            secondHighest = arr[1];
}
else
{
            firstHighest = arr[1];
            secondHighest = arr[0];

}

for(i=2;i<arr.length();i++)
{
           if(arr[i] >= firstHighest)
           {
             secondHighest = firstHighest;
             firstHighest = arr[i];
           }
           else if(arr[i]>secondHighest)
           {
            secondHighest = arr[i];
           }
}

System.out.println(" The Second highest number in an array is "+secondHighest);

}

}