zabawne dodawanie Piotrusia,spoj

const howMany = prompt('how many cases?');
for (i = 0; i < howMany; i++) {
    let counter = 0;
    let number = prompt('give number');
    let otherNumber = number.split("").reverse().join("");
    while (number != otherNumber) {
            number += otherNumber;
            counter++;
        }
        console.log(number + ' ' + counter)
    }