02. Report System / While-Loop - More Exercises

function solve(input) {
    let charity = Number(input.shift());
    let averageByCash = 0;
    let averageByCC = 0;
    let payBills = 0;
    let countBills = 0;
    let payCC = 0;
    let countCC = 0;
    let count = 2;
    let saldo = 0;
    let pay;

    while (true) {
        pay = input.shift();
        if (pay == "End") {
            break;
        }
        pay = Number(pay);
        if (count % 2 == 0) {
            if (pay >= 100) {
                console.log("Error in transaction!");

            } else {
                saldo += pay;
                payBills += pay;
                countBills++;
                console.log("Product sold!")


            }
        }
        if (count % 2 === 1) {
            if (pay < 10) {
                console.log("Error in transaction!")

            } else {
                saldo += pay;
                payCC += pay;
                countCC++;
                console.log("Product sold!")
            }
        }
        if (saldo >= charity) {
            break;
        }


        count++;

    }
    if (pay === "End"){
        console.log("Failed to collect required money for charity.")
    }else {
        averageByCash = (payBills / countBills).toFixed(2);
        averageByCC = (payCC / countBills).toFixed(2);
    console.log(`Average CS: ${averageByCash}`);
    console.log(`Average CC: ${averageByCC}`);
    }

}
// solve([500,
// 120,
// 8,
// 63,
// 256,
// 78,
// 317]);
// solve([600,
// 86,
// 150,
// 98,
// 227,
// "End"]);
solve([
    '500', '120',
    '8',   '63',
    '256', '78',
    '317'
  ]);