/* package whatever; // don't place package name! */
import java.io.IOException;
 
import java.math.BigInteger;
/* The class name doesn't have to be Main, as long as the class is not public. */
class Main
{
  public static void main (String[] args) throws java.lang.Exception
  {
     BigInteger sum = BigInteger.ZERO;
        BigInteger[] series = new BigInteger[400];
 
        // long[] series = new long[4000000];
 
        // create first 2 series elements
        series[0] = BigInteger.valueOf(1);
        series[1] = BigInteger.valueOf(2);
 
        // create the Fibonacci series and store it in an array
        for (int i = 2; i < series.length; i++) {
            series[i] = series[i - 1].add(series[i - 2]);
            if (series[i].mod(BigInteger.valueOf(2)) == BigInteger.valueOf(0)) {
                sum = sum.add(series[i]); // error here
            }
 
        }
        System.out.println("Fibonacci Series sum " + sum); // error here
  }
}

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MQoyCjEwCjQyCjExCg==

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