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Magnus Hissingby #131

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34 changes: 30 additions & 4 deletions src/main/java/com/booleanuk/core/Exercise.java
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Original file line number Diff line number Diff line change
Expand Up @@ -48,6 +48,10 @@ public HashMap<String, String> createPerson() {
in the createPerson method
*/

public String getValue(String key){
return createPerson().get(key);
}



/*
Expand All @@ -58,6 +62,9 @@ public HashMap<String, String> createPerson() {
in the provided HashMap
*/

public boolean hasKey(HashMap<String, String> map, String str){
return map.containsKey(str);
}


/*
Expand All @@ -68,7 +75,9 @@ public HashMap<String, String> createPerson() {
or -1 if the string provided is not a key in the HashMap
*/


public int getValueOrDefault(HashMap<String, Integer> map, String str){
return map.getOrDefault(str, -1);
}

/*
TODO: 4. Complete the method below
Expand All @@ -90,12 +99,29 @@ public ArrayList<String> buildSecretPhrase(ArrayList<Integer> numbers) {
map.put(96, "nice");
// Write your code below this comment...



ArrayList<String> ans = new ArrayList<>();
for (int x : numbers){
if (map.containsKey(x)){
ans.add(map.get(x));
}
}

// ...and above this comment

// Change the return statement below to return your actual ArrayList
return new ArrayList<String>();
return ans;
}
}













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