gistfile1.txt

      // gets all unique pairs
			var getPairs = function(people){
				var pairs = [];

				for (var i = 0; i < people.length; i++){
					for (var k = i+1; k < people.length; k++){
						var pair = new Pair();
						pair.person1 = people[i];
						pair.person2 = people[k];

						pairs.push(pair);
					}
				}

				return pairs;
			}

			// gets all unique matches
			var getMatches = function(pairs){
				var matches = [];

				for (var i = 0; i < pairs.length; i++){
					for (var k = i+1; k < pairs.length; k++){
						// make sure no one is on both teams
						if ((pairs[i].person1 != pairs[k].person1) &&
							(pairs[i].person1 != pairs[k].person2) &&
							(pairs[i].person2 != pairs[k].person1) &&
							(pairs[i].person2 != pairs[k].person2)){

							var match = new Match();
							match.pair1 = pairs[i];
							match.pair2 = pairs[k];

							matches.push(match);
						}
					}
				}

				return matches;
			}
			
			// Pair object holds two different people
			var Pair = function(){
				var person1;
				var person2;
			}

			// Match object holds two pairs
			var Match = function(){
				var pair1;
				var pair2;
			}

			/*
				Below is the actual usage of the above code
			*/

			var people = ['Joe', 'Ben', 'Claude', 'Dan'];

			// get all unique pairs
			var pairs = getPairs(people);

			// display the teams
			for (var i = 0; i < pairs.length; i++){
				console.log('Team ' + i + ': ' + pairs[i].person1 + ' and ' + pairs[i].person2);
			}

			// get the matches of teams
			var matches = getMatches(pairs);

			// display the matches
			console.log('-Matches-');
			for (var i = 0; i < matches.length; i++){
				var pair1 = matches[i].pair1;
				var pair2 = matches[i].pair2;

				console.log(pair1.person1 + ' and ' + pair1.person2 + ' vs ' + pair2.person1 + ' and ' + pair2.person2);
			}