// Initialize sock drawer array
			var sockDrawer = [];
			
			// Sort socks by color and size
			sockDrawer.sort(function(a, b) {
				if (a.color === b.color && a.size === b.size) {
					return 0;
				}
				if (a.color < b.color) {
					return -1;
				}
				if (a.color > b.color) {
					return 1;
				}
				if (a.size < b.size) {
					return -1;
				}
				if (a.size > b.size) {
					return 1;
				}
				return 0;
			});
			
			// Group matching socks
			var pairs = [];
			for (var i = 0; i < sockDrawer.length; i++) {
				for (var j = i + 1; j < sockDrawer.length; j++) {
					if (sockDrawer[i].color === sockDrawer[j].color && sockDrawer[i].size === sockDrawer[j].size) {
						pairs.push([sockDrawer[i], sockDrawer[j]]);
						break;
					}
				}
			}
			
			// Print optimized sock drawer
			for (var i = 0; i < pairs.length; i++) {
				console.log(pairs[i]);
			}