Given 3 numbers, our task is to determine how many of those are equal to each other.
- If all 3 of those are equal, the program should output 3.
- If two of those are equal and one is different, the program should output 2.
- If all of the numbers are different, the program should output 1.
4 3 3
10 1 0
Tip: You can use the transitivity of comparison operators.