text: #!/home/imtiaz/.local/bin/checkio --domain=js run node-disconnected-users
  
  // 
  // END_DESC
  
  "use strict";
  
  function disconnectedUsers(net, users, source, crushes) {
      return 0;
  }
  
  var assert = require('assert');
  
  if (!global.is_checking) {
      assert.equal(disconnectedUsers([
          ['A', 'B'],
          ['B', 'C'],
          ['C', 'D']
      ], {
          'A': 10,
          'B': 20,
          'C': 30,
          'D': 40
      },
          'A', ['C']), 70, "First")
      assert.equal(disconnectedUsers([
          ['A', 'B'],
          ['B', 'D'],
          ['A', 'C'],
          ['C', 'D']
      ], {
          'A': 10,
          'B': 0,
          'C': 0,
          'D': 40
      },
          'A', ['B']), 0, "Second")
      assert.equal(disconnectedUsers([
          ['A', 'B'],
          ['A', 'C'],
          ['A', 'D'],
          ['A', 'E'],
          ['A', 'F']
      ], {
          'A': 10,
          'B': 10,
          'C': 10,
          'D': 10,
          'E': 10,
          'F': 10
      },
          'C', ['A']), 50, "Thirt")
      console.log("Coding complete? Click 'Check' NOW!");
  }