bmccormack

#include <stdio.h>

int movingAvg(int *ptrArrNumbers, long *ptrSum, int pos, int len, int nextNum)
{
  //Subtract the oldest number from the prev sum, add the new number
  *ptrSum = *ptrSum - ptrArrNumbers[pos] + nextNum;
  //Assign the nextNum to the position in the array
  ptrArrNumbers[pos] = nextNum;
  //return the average
  return *ptrSum / len;