function getRandomInt(min, max) {

    return Math.floor(Math.random() * (max - min + 1)) + min;

}

​

function createRandomIntArray(minLength, maxLength) {

    const length = getRandomInt(minLength, maxLength);

    const randomArray = [];

​

    for (let i = 0; i < length; i++) {

        const randomInt = i;

        randomArray.push(getRandomInt(0, maxLength));

    }

​

    return randomArray;

}

​

const minLength = 1000;

const maxLength = 1001;

​

var ids1 = createRandomIntArray(minLength, maxLength);

var ids2 = createRandomIntArray(minLength, maxLength);

var ids3 = createRandomIntArray(minLength, maxLength);

​

var target1 = createRandomIntArray(1, 50);

var target2 = createRandomIntArray(1, 50);

var target3 = createRandomIntArray(1, 50);