var mapUtils = operative({
            compressMap: function(map) {
                var compressedMap = map;
                var runAgain = false;
                for (var i = 0, l = map.length; i < l; i++) {
                    var c1 = map[i];
                    for(var i2 = 0; i2 < l; i2++) {
                        var c2 = map[i2];

                        if(!c1 || !c2) {
                            continue;
                        }

                        if (c1 === c2) {
                            continue;
                        }

                        if(c1[0] === c2[0] && c1[1] === c2[1]) {
                            if((c1[2] >= c2[2] && c1[3] >= c2[3]) || (c2[2] >= c1[2] && c2[3] >= c1[3])) {
                                compressedMap.splice(compressedMap.indexOf(c1), 1);
                                compressedMap.splice(compressedMap.indexOf(c2), 1);
                                compressedMap.push([c1[0], c1[1], Math.max(c1[2], c2[2]), Math.max(c1[3], c2[3])]);
                                runAgain = true;
                                continue;
                            }
                        }

                        if (c1[1] === c2[1]) {
                            if(c1[0] + c1[2] === c2[0]) {
                                if(c1[3] > c2[3]) {
                                    compressedMap.splice(compressedMap.indexOf(c1), 1);
                                    compressedMap.splice(compressedMap.indexOf(c2), 1);
                                    compressedMap.push([c1[0], c1[1], c1[2]+c2[2], c2[3]]);
                                    compressedMap.push([c1[0], c2[1], c1[2], c1[3]-c2[3]])
                                    runAgain = true;
                                    continue;
                                } else {
                                    compressedMap.splice(compressedMap.indexOf(c1), 1);
                                    compressedMap.splice(compressedMap.indexOf(c2), 1);
                                    compressedMap.push([c1[0], c1[1], c1[2]+c2[2], c1[3]]);
                                    compressedMap.push([c2[0], c1[3], c2[2], c2[3] - c1[3]])
                                    runAgain = true;
                                    continue;
                                }
                            }
                        }
                       if (c1[0] === c2[0]) {
                            if(c1[1] + c1[3] === c2[1]) {
                                if(c1[2] > c2[2]) {
                                    compressedMap.splice(compressedMap.indexOf(c1), 1);
                                    compressedMap.splice(compressedMap.indexOf(c2), 1);
                                    compressedMap.push([c1[0], c1[1], c2[2], c1[3] + c2[3]]);
                                    compressedMap.push([c2[2], c1[1], c2[2] - c1[2], c1[3]])
                                    runAgain = true;
                                } else {
                                    compressedMap.splice(compressedMap.indexOf(c1), 1);
                                    compressedMap.splice(compressedMap.indexOf(c2), 1);
                                    compressedMap.push([c1[0], c1[1], c1[2], c1[3] + c2[3]]);
                                    compressedMap.push([c1[2], c1[3], c2[2]-c1[2], c2[3]]);
                                    runAgain = true;
                                }
                            }
                        }
                    }
                }
                console.log(compressedMap.length);
                if(runAgain) {
                    return compressMap(compressedMap);
                }
                return compressedMap;
            }
        });