Max Number

function maxNumber(input) {
    let index = 0;
    let command = input[index];
    index++;

    let maxNum = Number.MIN_SAFE_INTEGER;
    while (command !== "Stop") {
        let currentNumber = Number(command);

        command = input[index];
        index++;

        if (currentNumber > maxNum) {
            maxNum = currentNumber;
        }
    }
    console.log(`${maxNum}`);
}