#software-engineering
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Problem Given an array/list of length ‘n’, where the array/list represents the boards and each element of the given array/list represents the length...
What is Variable? Variable is a container which holds a Value Datatype VariableName = value; Example: int var = 32 Java is Static typed language - If...
Problem Given a non-negative integer x, return the square root of x rounded down to the nearest integer. The returned integer should be non-negative...
Detect a loop in LL · Problem Given head, the head of a linked list, determine if the linked list has a cycle in it. There is a cycle in a linked list if...
Object Clonning · Introduction It is used when we have to copy/clone an existing object. Consider a scenario where we have an object obtained from a...
Introduction This pattern is used when we have to create only 1 instance of the class There are 4 ways to achieve this Eager Lazy Synchronized...