Write a function to find the missing number in a given integer array of 1 to 100. The function takes to parameter the array and the number of elements that needs to be in array. For example if we want ...

2 - The array, like many in these questions/examples, is 1-d 3 - A random number has been taken from the array. 4 - The array is in random order. # It wouldn't be hard to delete the number itself from ...