From 5c9602ce56b6d19d6101938bb93a2cf42156f794 Mon Sep 17 00:00:00 2001 From: frankymacster Date: Tue, 17 Dec 2019 20:36:38 -0500 Subject: [PATCH] add Dynamic Progamming/Nth Factorial --- Dynamic Programming/Nth Factorial/README.md | 9 +++++++ Dynamic Programming/Nth Factorial/code.js | 27 +++++++++++++++++++++ 2 files changed, 36 insertions(+) create mode 100644 Dynamic Programming/Nth Factorial/README.md create mode 100644 Dynamic Programming/Nth Factorial/code.js diff --git a/Dynamic Programming/Nth Factorial/README.md b/Dynamic Programming/Nth Factorial/README.md new file mode 100644 index 00000000..eb8986b7 --- /dev/null +++ b/Dynamic Programming/Nth Factorial/README.md @@ -0,0 +1,9 @@ +# Nth Factorial +Finding the nth Factorial using dynamic programming. + +## Complexity +* **Time**: ![](https://latex.codecogs.com/svg.latex?O(n)) +* **Space**: ![](https://latex.codecogs.com/svg.latex?O(n)) + +## References +* [TutorialsPoint](https://www.tutorialspoint.com/cplusplus-program-to-find-factorial-of-a-number-using-dynamic-programming) \ No newline at end of file diff --git a/Dynamic Programming/Nth Factorial/code.js b/Dynamic Programming/Nth Factorial/code.js new file mode 100644 index 00000000..36536239 --- /dev/null +++ b/Dynamic Programming/Nth Factorial/code.js @@ -0,0 +1,27 @@ +// import visualization libraries { +const { Tracer, Array1DTracer, Layout, VerticalLayout } = require('algorithm-visualizer'); +// } + +// define tracer variables { +const tracer = new Array1DTracer('Sequence'); +Layout.setRoot(new VerticalLayout([tracer])); +const index = 15; +const D = [1]; +for (let i = 1; i < index; i++) { + D.push(0); +} +tracer.set(D); +Tracer.delay(); +// } + +for (let i = 1; i < index; i++) { + D[i] = D[i - 1] * i; + // visualize { + tracer.select(i - 1); + Tracer.delay(); + tracer.patch(i, D[i]); + Tracer.delay(); + tracer.depatch(i); + tracer.deselect(i - 1); + // } +} pFad - Phonifier reborn

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