Friday, June 3, 2016

Java Challenge - sumDouble

Given two int values, return their sum. Unless the two values are the same, then return double their sum.

sumDouble(1, 2) → 3
sumDouble(3, 2) → 5
sumDouble(2, 2) → 8

Hisoka's Solution :
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public int sumDouble(int a, int b) {
  if(a == b) return (a+b)*2;
  else return a+b;
}
Result:
Codingbat Solution:
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public int sumDouble(int a, int b) {
  // Store the sum in a local variable
  int sum = a + b;
  
  // Double it if a and b are the same
  if (a == b) {
    sum = sum * 2;
  }
  
  return sum;
}

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