// Javascript

function lazySort(list, callback) {
    var result = [];

    list.forEach(function(i) {
        setTimeout(function() {
            result.push(i);
            
            if(result.length == list.length) {
                callback(result);
            }
        }, i);
    });
}

lazySort([4,5,7,1,2,4,5], alert);
//javascript/6500