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I agree, the 3rd solution is probably less efficient because it has to do an unnecessary concatenation (+). I also like solution 1 and 2 better since it's clearer what the code accomplishes.
Java Int to String
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Isn't the third method inefficient? It's anyway gonna use Integer.toString
I agree, the 3rd solution is probably less efficient because it has to do an unnecessary concatenation (+). I also like solution 1 and 2 better since it's clearer what the code accomplishes.
HackerRank solutions.
Doesn't String.valueOf() call Integer.toString in it's implementation?
public static String valueOf(int i) { return Integer.toString(i); }
i want full discussion