Cs 3110 cornell pdf. 2 courses must be 2000-level or higher.


Cs 3110 cornell pdf 1,000-10,000 LoC – CS 4120 Compilers (how to implement programming languages) • Join the course staff? – CS department sent out email with URL for application site – Deadline is Friday, May 8, 4:30 pm for first round • Stay in touch – Tell us when 3110 helps you out with future courses (or jobs!) – Ask us cool PL questions A course on functional programming at Cornell University. Clarkson Fall 2014 CS 3110 Lecture 18: Verification Today’s music: eme from Downton Abbey Prof. Updated the description of One Game Step to clarify building creation, and that Villagers should use their COOLDOWN constant for building, whereas other units should use it for attacks. You may not use any outside materials including notes, calculators, computers, phone-a-friend, etc. 1. Students registered for this semester's offering of CS 3110 can access all other course materials in Canvas. edu/courses/cs3110/2015fa/ CS 3110 is the third programming course in the Computer Science curriculum, following CS 1110 and CS 2110. 0 To evaluate e1 e2 in environment env Evaluate e2 to a value v2 in environment env env :: e2 --> v2 Note: right to left order, like tuples, which matters in the presence of side effects Course staff Professor: Ramin Zabih Graduate TA’s: Joyce Chen, Alex Fix Undergraduate section TA’s: Ashir Amer, Gautam Kamath, Katie Meusling Possibly more to come Textbook. CS 3110 Problem Set 6: AGE OF UPSON Assigned: 12 April 2012 Final submission due: 3 May 2012 (no extensions) Design meetings: April 18 - 19 1 Updates 1. The most famous of those computers is the Bombe, which was designed by Alan Turing (pictured to the right). • Last 5% of each programming assignment is for those who want to dig deep. Evaluate body expression x to value 42 1. Cornell CS faculty 1972-1973 . Look up value of x in environment, return 42 Textbook. That is, produce two graphs, each of which shows those two workloads, for the same maximum values on the x axis. Also covers Prof. Function application v1. Evaluate binding expression “3110” to value “3110” 2. The CS 3110 textbook, OCaml Programming, is publicly available. 5cm] Lecture 27 Fixpoints and Recursion Created Date: 5/3/2012 8:54:01 AM Advanced programming course that emphasizes functional programming techniques and data structures. Communication: • Your primary point of contact is your section TA. g. Nonetheless, you might find them to be useful even if you’re not a student in the course. Data structures and algorithms covered include graph algorithms, balanced trees, memory heaps, and garbage collection. Theoretical and practical aspects of typed functional programming are covered. Topics include operational semantics, type systems, higher-order functions, scope, lambda calculus, laziness, exceptions, side effects, continuations, objects, and modules. Pre:CS 3410 or 3420. 1 The big picture and relevant research themes For now, Cornell CS has settled on the OCaml programming language CS 3110 (formerly CS 312) is the third programming course in the Computer Science curriculum, following CS 1110/1112 and CS 2110. Also covers CS 3110 is a 4-credit class intended for CS majors (and minors) as part of the core of the major, which are generally quite challenging courses. CS 4110. 5cm] Lecture 14 Logic and Verification Created Date: 3/6/2012 6:02:33 AM A Cornellian, Yaron Minsky (PhD '02), wrote a paper about using OCaml in the financial industry (that link must be accessed from inside Cornell's network). Also covers Textbook. The prerequisites for the course are, either having an A– or better in both CS 2800 and CS 2110, or having successfully completed all three of CS 2800, CS 2110, and CS 3110. org • All materials posted there: syllabus, readings, assignments, etc. CS 3110 Challenges In early courses smart students can get away with bad habits “Just hack until it works” Solve everything by yourself Write "rst, test later CS 3110 ≈ Tour de France Professionals need good work habits and the right approach Will need to think rigorously about programs and their models The prerequisites for the course are, either having an A– or better in both CS 2800 and CS 2110, or having successfully completed all three of CS 2800, CS 2110, and CS 3110. For example, you may see a constant like The usual reasons for that are a conflicting final exam, or 3+ exams within a 24 hour period. – e. This does not mean you can abandon what you have That is, produce two graphs, each of which shows those two workloads, for the same maximum values on the x axis. The videos usually provide an introduction to material, upon which the textbook then expands. Section 2. Also covers Monad laws 1. Dec 7, 2021 · Fall 2021 - CS 4110 - An introduction to the theory, design, and implementation of programming languages. io This is the course textbook for CS 3110 at Cornell University. No agenda exists—members simply have a vague notion of what they want to CS 3110 Problem Set 6: STEAMWORMS Assigned: November 11, 2011 Final submission due: December 1, 2011 (no extensions) Design meetings: November 17 - November 23 1 Introduction In this assignment, you will develop a game called SteamWorms. It originated as course notes over two decades of teaching by myself and other faculty. 8) CS 3110: Evaluation of Progress Toward Effective Team Functioning Symptoms of Internal Meeting Problems Usually Sometimes Hardly Ever Team meetings generally begin 5–15 minutes late. Clarkson Fall 2014 CS 3110 Lecture 19: Logic To Truth through Proof Today’s music: !eme from Sherlock Advanced programming course that emphasizes functional programming techniques and data structures. Clarkson Fall 2014 CS 3110 Lecture 21: Logic, part II To Truth through Proof Today’s music: " e Devil went down to Georgia" by e Charlie Daniels Band Review Current topic: functional vs. Login Interactions are reads from and writes to variables or fields. The x-axis of list graph must go to 10,000; and the tree graph; to 1,000,000. Register your iClicker in the CS 3110 course in Blackboard. There are few constraints on how you must imple-ment this project. Home. We will integrate a few of them into this course. There’s no universally “right” way to do that. I began expanding and transforming it into a textbook in Fall [&hellip;] CS 2110 required (OO Programming & Data Structures) Must have satisfactorily completed CS 2110 Cannot take CS 2110 concurrently with CS 3410 • CS 3420 (ECE 3140) (Embedded Systems) Take either CS 3410 . Fall: M. gitlab. CS 3110 Problem Set 6: Steam Kart Assigned: November 13, 2009 Final submission due: December 4th (no extensions) Design meetings: November 17th - November 20th 1 Introduction In this assignment, you will develop a game called Steam Kart, a variation on the game Mario Kart. May 9, 2023 · Advanced programming course that emphasizes functional programming techniques and data structures. Textbook. Review Previously in 3110: • Abstraction and specification • Specifying functions Today: • Specifying data abstractions • Representation types Using computers, the Allies were eventually able to break the Enigma code, giving them an intelligence edge that changed the balance of the war. It is open source and accompanied by a YouTube video series with over 250,000 views. Also covers CS 3110 Problem Set 6: STEAMWORMS Assigned: November 11, 2011 Final submission due: December 1, 2011 (no extensions) Design meetings: November 17 - November 23 1 Introduction In this assignment, you will develop a game called SteamWorms. Submit as part of your zipfile a file named analysis. CS 3110: Internal Evaluation of Team Members The following evaluation is a tool to help improve your experience with team work. The goal of the course is to help students become excellent programmers and software designers who can design and implement software that is elegant, efficient, and correct, and whose code can be maintained and reused. 4. 10-100 LoC B. Resources. Also covers Review Recently: • Programming in the large – Modules, signatures, functors – Modularity, abstraction, specification – Many data abstractions (stacks, queues Prof. No agenda exists—members simply have a vague notion of what they want to Dec 5, 2022 · Advanced programming course that emphasizes functional programming techniques and data structures. CS 3110 (formerly CS 312) is the third programming course in the Computer Science curriculum, following CS 1110/1112 and CS 2110. Office hours: See website for when and where. You will find over 200 YouTube videos embedded throughout this book. following courses are not allowed: CS courses and courses parented by CS, LING 4474, E-mail: Cornell ID: _____ Name: C S C O R E Advising Notes PHYS 1112 CS 3110 CS 4410 or 4414 Operating Systems. [CS Article in the Atlantic: How Aristotle Invented the Computer] 03/30: Lecture 16: Synthetic Geometry and Logic in Computer Science : 04/11: Lecture 17: Guest Lecture on Constructive Synthetic Geometry [Presentation] 04/13: Lecture 18: Binary Search Trees : 04/18: Lecture 19: Binary Search Trees Continued : 04/20: Lecture 20 Question #1 What’s the largest program you’ve ever worked on, by yourself or as part of a team? A. , OCaml, Haskell, Python, Java, Ruby winner gets bragging rights and has their name posted on the 312/3110 Tournament hall of fame. Also covers A course on functional programming at Cornell University. CS 3110 is the third programming course in the Computer Science curriculum, following CS 1110/1112 and CS 2110. For OCaml, the main textbook is the 3110 online textbook on the course website. experience in 3110. cs. May 5, 2020 · Advanced programming course that emphasizes functional programming techniques and data structures. If you are trying to prove some formula involving: CS 3110 Guide to Emacs with Tuareg Mode Introduction and Installation Emacs is an extensible (customizable) text editor that has been referred to as \an operating system in itself" due to the multitude of features and power it provides the programmer. Obvious Next Step: CS 2110 •Programming in Java §Basic Java syntax §Static vs. A Brief History of CS 3110# This book is the primary textbook for CS 3110 at Cornell University. 1 Introduction In this assignment, you will finish the implementation of an interpreter for a concurrent functional language called CL. The only materials you need to purchase are a copy of The Pragmatic Programmer and an iClicker, which can be obtained at The Cornell Store. bragging rights and will have their name posted on the312/3110 Tournament hall of fame. But that varies from person to person with work habits, prior mastery of programming, and adaptability to functional programming. No agenda exists—members simply have a vague notion of what they want to CS 3110 Lecture 2: Introduction to OCaml Semantics like “Cornell was founded in 1865” – People obsess over subjective preferences {yawn} Preliminary Examination I Computer Science 3110, Cornell University March 7, 2013 Solutions Instructions This is a closed-book exam. Project. CS 3110 Fall 2021. CS 4110, “Programming Languages and Logics,” is a thrilling amusement-park ride through the beauty and glory of programming languages, the theory behind them, and their implementation. Zed learned much, and looked forward to informing the master of this progress. If an enemy petard is activated and hit by a blast, Dec 7, 2021 · Advanced programming course that emphasizes functional programming techniques and data structures. 1 Reading this document This writeup refers to a variety of constants, which are all defined in the file constants. Course Info. This book is the textbook for CS 3110 Data Structures and Functional Programming at Cornell University. edu/courses/cs3110/2020sp/ • All materials posted there: syllabus, readings Kinds of typing • Strong: type of a value is independent of how it’s used – Can’t pass a string where an int expected, etc. Clarkson Fall 2014 CS 3110 Lecture 22: Mechanized Logic Today’s music: "Mr. Traditionally, theorem provers were implemented in languages such as Lisp. Dynamic Types §Adv. Textbooks OCaml Programming: Correct + Efficient + Beautiful. No agenda exists—members simply have a vague notion of what they want to Syllabus. Clarkson Fall 2014 CS 3110 Lecture 14: Static vs. CS 3110 Spring 2015 Soft deadline: 4/16 Problem Set 4 Hard deadline: 4/18 Version 0 (last modi ed April 6, 2015) Overview: This problem set revolves around a simple interface: lists that support random access. Extend environment to bind y to “3110” • env is now {x=42,y=“3110”} 3. Courses must be chosen from at least three of the seven groups (one must be a 3+ credit CS 3110 Problem Set 5 (Project Part I): Concurrent Language Interpreter Due date: 11:59 PM, November 13, 2009 Updates • Nov. Please be honest; it would be seriously unfair to rate a teammate highly on this form if your opinion truly is otherwise. pdf that contains your graphs and your explanation. Constants follow the following naming convention: they begin with a lowercase c, and the rest is a descriptive name of the Recursionin -calculus Lasttime:encodedbooleansandnumbersin -calculus. The x-axis of the list graph must go up to 10,000 and the tree graph must go up to 1,000,000. Functional style usable in Java, C, A course on functional programming at Cornell University. 25ex] Functional Programming Author [1. The idea is that you work on a lab between the surrounding lectures. Whenever a con-stant is mentioned, it’s name is mentioned in parantheses afterwards. Also covers CS 3110 — Data Structures and [1. Course Website: http://www. Functional programming provides a different perspective on programming than what you have experienced so far. The instructions below are for Cornell’s CS 3110 course, which has goals and needs beyond just OCaml. Elements of Binary Search Trees OCaml de nition: type bst = Null | Leaf of | Node of ( bst * * bst) Example: a 0 a ‘ a ‘‘ a ‘r a r a r‘ a rr This is an example of a recursive or inductive type. CS 3110: Evaluation of Progress Toward Effective Team Functioning Symptoms of Internal Meeting Problems Usually Sometimes Hardly Ever Team meetings generally begin 5–15 minutes late. 5: clarified what we are expecting for the proof of correctness of bsearch. 1 Reading this document The types referenced in this document that are not default in OCaml are defined in definitions. If you are trying to prove some formula involving: Prof. Constants follow the following naming convention: they begin with a lowercase c, and the rest is a descriptive name of the CS 3110 CS 3110 Challenges • Some of you have gotten away with bad habits in previous programming classes • Just hack until it works • Solve everything by yourself • Write first, test later • CS 3110 ≈ Tour de France • Professionals need good work habits and the right approach • We need to think rigorously about programs and CS 3110 Problem Set 6: PokeJouki Assigned: April 20, 2011 Final submission due: May 5, 2011 (no extensions) Design meetings: April 24 - April 26 1 Introduction In this assignment, you will develop a game called PokeJouki. Prof. This is the textbook for CS 3110 at Cornell. dynamic checking Today’s music: "Let's talk about sex" (Power Mix Instrumental) by Salt-n-Pepa Efficiency of hash table • Terrible hash function: hash(k) = 42 – All keys collide; stored in single bucket – Degenerates to an association list in that bucket CS 3110 — Data Structures and [1. CS 3420 • both satisfy CS and ECE requirements However, Need ENGRD 2300 to take CS 3420 • CS 3110 (Data Structures and Functional winner gets bragging rights and has their name posted on the312/3110 Tournament hall of fame. 2 courses must be 2000-level or higher. object-oriented programming • Last time: the expression problem; OOP vs. The hands-on experience you get in the labs is essential to mastering the content of 3110. Members often arrive late, leave early, or never even show up for the meetings. Sometimes the answer is very simple; other times, it may require a substantial detour. 0 International License . Solutions are • CS 1110: Write code for your professor • CS 2110: Write code for yourself • CS 3110: Write code for others – Emphasis on design, performance, correctness – Also, with others: techniques and tools for collaboration – MAIN GOALS for this course: write code for and with others CS 3110: Proof Strategy and Examples 1 Propositional Logic Proof Strategy The fundamental thing you have to do is gure out where each connective is going to come from. Turing is arguably the founder of modern computer science. Papers Journal and conference publications: see DBLP. Advanced programming course that emphasizes functional programming techniques and data structures. Clarkson Fall 2014 CS 3110 Lecture 23: Formal Verification Today’s music: Hedwig's !eme from soundtrack to Harry Potter and the Sorcerer's Stone New types: For any type t, the type t list describes lists where all elements have type t – [1;2;3] : int list – [true] : bool list – [[1+1;2-3];[3*7]] : int list list Prof. For example, you may see a constant like CS 3110 (formerly CS 312) is the third programming course in the Computer Science curriculum, following CS 1110/1112 and CS 2110. Another kind of amortized analysis Review: example specification • One-line summary of behavior: Sort a list in increasing order according to a comparison function. Java Topics (e. (return x >>= f) = f x Doing the trivial effect then doing a computation fis the same as just doing the computation f (return is left identity of bind) Fall 2020 - CS 3110 - Advanced programming course that emphasizes functional programming techniques and data structures. A past title of this book was “Functional Programming in OCaml”. ml. It explains how the features of OCaml make it a good choice for quickly building complex software that works. Robin Milner and others at the Edinburgh (Scotland) Laboratory for Computer Science were working on theorem provers in the late '70s and early '80s. This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4. CS 3110 Challenges In early courses smart students can get away with bad habits “Just hack until it works” Solve everything by yourself Write first, test later CS 3110 ≈ Tour de France Professionals need good work habits and the right approach Will need to think rigorously about programs and their models Precise definition of pattern matching • If p is (p1,…, pn) and v is (v1,…, vn), the match succeeds if p1 matches v1, and …, and pn matches vn. "e bindings are the union of all bindings from the sub-matches. Fall 2024 Edition. These videos were produced during pandemic when the Cornell course that uses this textbook, CS 3110, had to be asynchronous. • Precondition: !e comparison function must return 0 if 3110 course notes, and implemented an OOP language using OCaml and closures. 1 - Petard explosions do not cancel each other out. I believe this should be part of our upper level CS curriculum. Here are some optional OCaml textbooks that you might also find useful: CS 3110 (formerly CS 312) is the third programming course in the Computer Science curriculum, following CS 1110/1112 and CS 2110. • On the next walk with Zardoz, Zed attempted to impress the master by saying "Master, I have diligently studied the matter, and now understand that objects Abstract type inside stack Why hide the fact that a stack is an ‘a list? General principle: information hiding • Clients of Stack don’t need to know it’s implemented with a list Advanced programming course that emphasizes functional programming techniques and data structures. that de ne modern computer science. Should not be taken concurrently with CS 3410 or CS 3420 . Review Previously in 3110: •Functional programming in Coq •Logic in Coq Today: A fundamental idea that goes by many names •Propositions as types •Proofs as programs # CS 3110 Lab Guidelines Labs are hands-on exercises designed to complement lecture: they review some material, go deeper into other material, and introduce new material. Accordingly, many students find the workload in CS 3110 to be intense. CS 3110 Spring 2019: The One-Page Summary Course website: • http://cs3110. CS 3110 Lecture 16: Amortized Analysis Today’s music: "Money, Money, Money" by ABBA . 1,000-10,000 LoC – CS 4120 Compilers (how to implement programming languages) • Join the course staff? – CS department will send out email with URL for application site • Stay in touch – Tell me when 3110 helps you out with future courses (or jobs!) – Ask me cool PL questions Question #1 What’s the largest program you’ve ever worked on, by yourself or as part of a team? A. Please note that according to Cornell policy it is the responsibility of the larger course(s) to provide the makeup. cornell. or. For OCaml, the main textbook is the 3110 online textbook on the course website CS 3110 Spring 2020: The One-Page Summary Course website: • https://www. One goal is to teach the functional programming paradigm using a modern richly typed functional language. FP isn't only a matter of taste Today: • What is an object? But if you want to do OCaml development on your own, you’ll need to install it on your machine. Technical reports: see Cornell eCommons. In that sense, it is optional. CS 3110 Problem Set 6: Steamcraft Assigned: November 16, 2008 Final submission due: December 6, 2008, noon Design meetings: November 18–25, 2008 1 Introduction In the previous assignment (Problem Set 5), you developed an interpreter for a concurrent programming language. Once upon a time, there was a course at MIT known as 6. So if your conflict is with a course larger than 3110 (unlikely as that might be), you should be taking 3110 as scheduled. Campuswire. For the most recent version of this work, see the most recent CS 3110 course website. 1 Updates to Problem Set Updates to the problem set writeup will appear in red as needed. You will implement this interface using a variety of data structures, and you will analyze your code in a variety of ways. Hsu. Many Cornell faculty and students have contributed to it for decades. See full list on cornellcswiki. You need to know the technology, but also know some of the major research themes. Roboto" by Styx !e problem's plain to see: too much technology. Clarkson Fall 2014 CS 3110 Lecture 24: Efficiency Today’s music: Opening theme from !e Big O (THE ビッグオ) by Toshihiko Sahashi And a bonus: Pokémon "eme • You are bound by the Cornell Code of Academic Integrity and the CS Department Code of Academic Integrity – Both linked from course website – You are responsible for understanding them • In 3110, you may not share code with anyone – (except partner or teammates) • In 3110, you may not copy code from online sources Prof. Clarkson Spring 2015 CS 3110 Lecture 8: Closures Today’s music: Selections from Doctor Who soundtracks, series 5-7 3. Syllabus. Canweusethesetoexpressthefactorialfunction? let rec fact n = if n=0 then 1 else n * fact (n-1 CS 3110 Problem Set 6: Steamed Fish Assigned: April 15, 2010 Final submission due: May 6, 2010, 7 PM (no extensions) Design meetings: TBA 0. CS 3110 Lecture 13: Hash tables Today’s music: Re-hash by Gorillaz . There are few constraints on how you implement this project. Programming topics include recursive and higher-order procedures, models of programming language evaluation and compilation, type systems, and polymorphism. CS 3110 Spring 2020. Threads) •OO Theory §More design patterns CS 3110 Spring 2015 Problem Set 0 Version 1 (last modi ed January 22, 2015) You do not need to submit anything for this assignment. 0 : float 'A' : char "xyz" : string false : bool 3 < 5 && true : bool Some 3 : int option None : 'a option •PhD 2010 Cornell University •I go by “Professor Clarkson” in this course •Research background: security and programming languages •Now I'm 100% teaching focused •Interests that will show up in lecture: memes, sci-fi and fantasy, video games, music •This is my 10-year anniversary with CS 3110 TAs and consultants: 53 at last count CS 3110: Proof Strategy and Examples 1 Propositional Logic Proof Strategy The fundamental thing you have to do is gure out where each connective is going to come from. Clarkson Spring 2015 CS 3110 Lecture 22: !e Expression Problem Today’s music: "Express Yourself" by Charles Wright & !e Watts 103rd Street Rhythm Band CS 3110 Lecture 15: Efficiency Today’s music: Opening theme from !e Big O (THE ビッグオ) by Toshihiko Sahashi . You can buy an iClicker at The Cornell Store. • Expect to write way more code than in 2110; plan your schedule accordingly. The course has existed for over two decades and has always taught functional programming, but it has not always used OCaml. Clarkson Spring 2015 CS 3110 Lecture 7: !e dynamic environment Today’s music: “Down to Earth” by Peter Gabriel from the WALL-E soundtrack CS3110 OCaml Cheat Sheet : unit 3 : int 3. We shall be using in particular GNU Emacs, the most popular implementation of an Emacs editor. We assume that everyone is familiar with the material in CS 2110, CS 3110, and CS 2800, and we will use it as necessary in CS 4820. Clarkson; Spring: J. Canvas. . Clarkson Spring 2015 CS 3110 Lecture 17: Verification Today’s music: !eme from Downton Abbey Advanced programming course that emphasizes functional programming techniques and data structures. Schedule. Objectives: satisfies 3110 prereq plus 4700, 4620, or INFO 3300 3110: Data Structures and Functional Programming 3152: Introduction to Computer Game Architecture 3220: Introduction to Scientific Computation 3410: Computer System Organization and Programming 3420: Embedded Systems (prereq: ENGRD 2300, not shown) 4110: Programming Languages and Logics CS 3110, Spring 2014 Thursday, January 30 Version: 1 Last Modi ed: January 24, 2014 Objectives This optional assignment will help you install an OCaml development environment, and familiarize you with the basic tools that will be used in the course: a virtual machine, the Linux command-line interface, and the CS3110 tool. 100-1,000 LoC C. 001 Structure and Interpretation of Computer Programs (SICP). Review Course so far: CS 3110: Evaluation of Progress Toward Effective Team Functioning Symptoms of Internal Meeting Problems Usually Sometimes Hardly Ever Team meetings generally begin 5–15 minutes late. It is open source and accompanied by a YouTube video series. These evaluations will not be seen by instructors, but your team members will see them. Each car will be What is Computer Science? §Java, C++, Python, Scala, … §Problem Formulation and Algorithmic Thinking 2 CS 3110 is the third programming course in the Computer Science curriculum, following CS 1110 and CS 2110. CS 3110 Fall 2014 Problem Set 0 Version 1 (last modi ed August 25, 2014) You do not need to submit anything for this assignment. You will also be able to see your attendance record in Blackboard. Prerequisite or corequisite: CS 2800 . The course textbook is OCaml Programming: Correct + Efficient + Beautiful. 2. CS 3110 Guide to Emacs with Tuareg Mode Introduction and Installation Emacs is an extensible (customizable) text editor that has been referred to as \an operating system in itself" due to the multitude of features and power it provides the programmer. Review Recently: • Imperative features – Refs, arrays, mutable fields CS 3110 Lecture 25: Amortized Analysis Today’s music: "Money, Money, Money" by ABBA Cornell CS faculty 1972-1973 . CMS. Then explain the results that you see. Evaluate body expression let y = “3110” in x to value 42 1. Adapting to that perspective requires letting go of old ideas: assignment statements, loops, classes and objects, among others. Workload: • 4-credit core class for majors/minors. Syllabus Lectures Office Hours OCaml cheat sheets; Manual (v4. Another kind of amortized analysis Prof. 4 days ago · Prerequisite: CS 2110 or equivalent programming experience. calk wdpapn gnyptj nfg vreiugy vszpi qfdfw guxt vsov rsvja