function fiboEvenSum(n) {
    const arr = [1, 2];
    let sum = 0;
    for(let i = 2; i<=n; i++)
    {
        arr.push(arr[i-2] + arr[i-1])
    }
    arr.forEach((value) => {
        if(value % 2 === 0){
            sum += value;
        }
    })
    return sum;
}
  
console.log(fiboEvenSum(10));