For example, say you have two classes, A and B ... The use of interfaces allows developers to easily swap in different implementations of those interfaces. Thus inversion of control and dependency ...

To Write Python program to print reverse Pyramid of numbers.Get the number of rows as input. #algorithm. 1. Start. 2. Input the number of rows `n`. 3. Loop from i = n to 1, print i times the number ...

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# WAP to print "hello world" ...