I have read the instructions many times but i still do not understand what i have to do. Please can someone explain step by step what this challenge is all about
Your code so far
function checkCashRegister(price, cash, cid) {
let change;
return change;
}
checkCashRegister(19.5, 20, [["PENNY", 1.01], ["NICKEL", 2.05], ["DIME", 3.1], ["QUARTER", 4.25], ["ONE", 90], ["FIVE", 55], ["TEN", 20], ["TWENTY", 60], ["ONE HUNDRED", 100]]);
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Challenge: JavaScript Algorithms and Data Structures Projects - Cash Register
Link to the challenge: