Given 3 numbers A, B and C. Find the greatest number among them.
Example 1:
Input: A = 10, B = 3, C = 2
Output: 10
Explanation:
10 is the greatest among the three.
Example 2:
Input: A = -4, B = -3, C = -2
Output: -2
Explanation:
-2 is the greatest among the three.
Your Task:
You don't need to read input or print anything.Your task is to complete the function greatestOfThree() which takes three numbers A,B and C as input parameters and returns the greatest among them.
Expected Time Complexity:O(1)
Expected Auxillary Space:O(1)
Constraints:
-10^{9}<=A,B,C<=10^{9}

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