console.log("Ex2");
function isPrim(number) {
    if (number <= 1) {
        return false;
    } else {
        for (let i = 2; i < number; i++) {
            if (number % i == 0) {
                return false;
            }
        }
        return true;
    }
}

function arrayPrim(vector) {
    const array = [];
    for (let i = 0; i < vector.length; i++) {
        if (isPrim(vector[i])) {
            array.push(vector[i]);
        }
    }
    return array;
}

const arr = [1, 2, 3, 4, 5, 6, 7, 8, 9];
const primArr = arrayPrim(arr);
console.log(primArr);
console.log("--------------------")