treasureLocator

function treasureLocator(input) {

    const pointInRectangle =
        (x, y, xMin, xMax, yMin, yMax) =>
            xMin <= x && x <= xMax && yMin <= y && y <= yMax;

    function locate(x, y) {
        const islands = [
            ['Tokelau', 8, 9, 0, 1],
            ['Tuvalu', 1, 3, 1, 3],
            ['Samoa', 5, 7, 3, 6],
            ['Tonga', 0, 2, 6, 8],
            ['Cook', 4, 9, 7, 8],
        ];

        let location = 'On the bottom of the ocean';
        for (const island of islands) {
            if (pointInRectangle(x, y, island[1], island[2], island[3], island[4])) {
                location = island[0];
            }
        }
        return location;
    }

    for (let i = 0; i < input.length; i += 2) {
        const x = input[i];
        const y = input[i + 1];

        console.log(locate(x, y));
    }
}