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19 changes: 8 additions & 11 deletions csharp-fundamentals-maps.Main/Core.cs
Original file line number Diff line number Diff line change
Expand Up @@ -48,11 +48,7 @@ in the createPerson method

public string getValue(string key)
{


return string.Empty;


return createPerson()[key];
}

//TODO: 2. Modify below method named hasKey that accepts two parameters:
Expand All @@ -64,7 +60,7 @@ in the provided dictionary
*/
public bool hasKey(Dictionary<string,string> dictionary, string isitthere)
{
return false;
return dictionary.ContainsKey(isitthere);

}

Expand All @@ -78,8 +74,7 @@ public bool hasKey(Dictionary<string,string> dictionary, string isitthere)
*/
public int getValueOrDefault(Dictionary<string,int> dictionary, string isitthere)
{
return 0;

return dictionary.GetValueOrDefault(isitthere);
}


Expand All @@ -104,9 +99,11 @@ public List<string> buildSecretPhrase(int[] numbers)
map.Add(7, "muse");
map.Add(96, "nice");
// Write your code below this comment...



foreach (int number in numbers)
{
if (map.ContainsKey(number)) results.Add(map[number]);
}

// // ...and above this comment
return results;
}
Expand Down
13 changes: 9 additions & 4 deletions csharp-fundamentals-maps.Main/Extension.cs
Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,7 @@ public Extension()
_planets = new Dictionary<string, float>();
_planets.Add("Jupiter", 5.2f);
_planets.Add("Uranus", 19.2f);
_planets.Add("Pluto", 39f);
//_planets.Add("Pluto", 39f);
_planets.Add("Mercury", 0.39f);
_planets.Add("Saturn", 9.54f);
_planets.Add("Earth", 1f);
Expand All @@ -36,6 +36,10 @@ public Dictionary<string,int> LettersInName()
// the planet name and the number of letters in its name
// iterate the _planets using a foreach object to load the result dictionary.

foreach(var planet in _planets)
{
result.Add(planet.Key, planet.Key.Length);
}


return result;
Expand All @@ -52,9 +56,9 @@ public Dictionary<string,float> OrderedPlanets()
}
public Dictionary<string, float> OrderedPlanetsByDescending()
{
return _planets.OrderBy(x => x.Value).ToDictionary(x => x.Key, x => x.Value);
return _planets.OrderByDescending(x => x.Value).ToDictionary(x => x.Key, x => x.Value);
}
//TODO: modify the OrderedPlanetsByDescending so it is not dictionary is not doing an OrderBy but OrderByDescending
//TODO: modify the OrderedPlanetsByDescending so it is not doing an OrderBy but OrderByDescending



Expand All @@ -67,7 +71,8 @@ public Dictionary<string, float> OrderedPlanetsByDescending()

public string FurthestFromTheSun()
{
return string.Empty;
//foreach (var planet in OrderedPlanets()) Console.WriteLine(planet.Key);
return OrderedPlanets().Last().Key;
}
public string ClosestToTheSun()
{
Expand Down
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