Example of get median in C language

Calculate the median of all values in array arr:

// calculating median in C language
 
float CalcMedian(int arr[], int arraySize)
{
    float median;

    if(arraySize % 2 == 0){
        median = (arr[(arraySize-1) / 2] + arr[arraySize/2]) / 2.0;
    }else{
        median = arr[arraySize/2];
    }

    return median;
}