Category: Runtime
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Big Thetha
Big Θ (Theta) notation is a mathematical concept used to describe the tight bound of an algorithm’s performance. Unlike Big O, which focuses on the worst-case scenario, or Big Ω, which captures the best-case scenario, Big Θ provides a precise measure of the algorithm’s growth rate by considering both upper and lower bounds. It essentially…
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Big Omega
Big Ω (Omega) notation is a mathematical concept used to describe the best-case performance of an algorithm. It provides a lower bound on the running time or space required by an algorithm as a function of the input size . In simpler terms, Big Ω defines the minimum time an algorithm will take, regardless of…
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Big o notation
Big O Notation is a mathematical concept widely used in computer science to describe the efficiency and scalability of algorithms. It provides a framework to evaluate how the runtime or space requirements of an algorithm grow relative to the size of the input data. By abstracting away hardware and implementation specifics, Big O focuses on…
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Polynomial Runtime
Polynomial runtime, denoted as in Big-O notation, describes algorithms whose execution time scales as a polynomial function of the input size . Here, represents the degree of the polynomial, such as (quadratic), (cubic), and so on. OkPolynomial time is a significant classification in computational complexity, distinguishing problems that are solvable in reasonable time from those…
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Linear Runtime
Linear runtime, denoted as in Big-O notation, represents an algorithm’s performance where the execution time scales directly in proportion to the size of the input data. This means that if the input size doubles, the execution time also doubles, making one of the most intuitive and manageable time complexities in computational analysis. Linear runtime is…
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Constant runtime
Constant runtime, denoted as in Big-O notation, represents the pinnacle of efficiency in algorithm design. An algorithm with complexity executes in the same amount of time, regardless of the size of the input. This fixed execution time makes constant runtime the fastest and most desirable complexity, especially in high-performance systems where speed is critical. Understanding…
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Factorial Runtime
Factorial runtime, denoted as in Big-O notation, describes algorithms whose execution time grows factorially with the input size . This means that for every additional input, the number of operations increases by multiplying the current total by the next integer. For example, if , the algorithm will require operations. Due to this rapid growth, algorithms…
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Logarithm Runtime
Logarithmic runtime, represented as in Big-O notation, describes algorithms where the number of operations increases proportionally to the logarithm of the input size. This time complexity is among the most efficient, as the number of steps required grows very slowly, even with large inputs. Logarithmic growth typically appears in divide-and-conquer algorithms, binary search, and data…
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Exponential Runtime
Exponential runtime, represented as , describes algorithms whose execution time doubles with every additional unit of input size . This rapid growth makes among the least efficient time complexities, often rendering such algorithms impractical for large datasets. Exponential runtime typically arises in problems involving exhaustive searches or recursive solutions where all possible combinations or configurations…