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Rooted by: Numbers Divided by 2
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  • Description

    first time programming in C++ ~~

     Code 
    unsigned long long div2(unsigned long long a){
  
  return a / 2;
}
     Test Cases 
    // TODO: Replace examples and use TDD by writing your own tests

Describe(d2)
{
    It(under10)
    {
        Assert::That(div2(10), Equals(5));
        Assert::That(div2(0), Equals(0));
        Assert::That(div2(3), Equals(1));
    }
    It(huge_numbers)
    {
        Assert::That(div2(65536), Equals(32768));
        Assert::That(div2(6553665535), Equals(3276832767));
        Assert::That(div2(1234567890), Equals(617283945));
    }
};
    View Run Output
  • Code
    • unsigned long long div2(unsigned long long a){
    • //Use binary operators...I-O
    • return a >> 1;
    • return a / 2;
    • }