function solve(arr) {
    var numbers = arr[0].match(/(\d+)/g);
    var result = '';

    for(var i = 0; i < numbers.length; i++) {
        var number = numbers[i];
        var hex = Number(number).toString(16);
        hex = "0000".substr(0, 4 - hex.length) + hex;
        if (i == 0) {
            result += "0x" + hex.toUpperCase();
        } else {
            result += "-0x" + hex.toUpperCase();
        }
    }
    console.log(result);
}