Are the numbers different? Open on JetBrains Academy

Write a program that reads three numbers and checks if they all are different (i.e. no number equals to any other).

The program is to output true or false.


Sample Input:
5 5 9

Sample Output:
false


Sample Input:
1 2 3
Sample Output:
true


Memory limit: 256 MB
Time limit: 8 seconds

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