// electronics shop hackerrank solution javascript
function getMoneySpent(keyboards, drives, b) {
    /*
     * Write your code here.
     */
    let sum = [];
    let max = 0;
    for(let i=0; i max){
                max = sum[k];
            }
        }
    }
    
    if(max !== 0 && max <=b){
        return max;
    }else{
        return -1;
    }
}