Printing Pattern

Duration: 5 min

This video lesson is available to enrolled students.

Return to /learn/TCS-NQT-PREPARATION/advanced-coding/coding-questions/coding-question/asset-printing-pattern after enrolling

Inside: a video lesson and guided study material.

Module outline

  1. TCS One Shot Free Videos & Notes: TCS Preparation
  2. Numerical Ability (Foundation Section): Ratio and Proportion (Ratios), Divisibility Rules, Data Interpretation, Mixture and Alligation, Permutation and Combination, Logarithm, Number System, HCF LCM, Sequence and Series (Series), Speed Time and Distance, Percentage, Average, Powers and Exponents (Surds and Indices), Algebra, Probability, Profit and Loss, Simple Interest and Compound Interest, Time and Work, Pipe and Cistern, Mensuration and Geometry, Mental Ability, Age Problems, Statistics, Arithmetic, Partnership, Speed Mathematics and Basic Mathematics
  3. Reasoning Ability (Foundation Section): Series (Number and Letter Series) (Numerical Relations and Reasoning), Coding Decoding, Data Sufficiency, Non Verbal Reasoning (Spatial Aptitude) (Spatial Reasoning) (Visual Reasoning), Syllogisms, Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning), Seating Arrangements, Blood Relations, Directions (Direction Test), Analytical Reasoning (Counting Figures Reasoning), Puzzle Solving (Puzzles), Calendar, Clock, Cubes & Dices, Selection Decision Table (Decision Making), Crypt Arithmetic, Venn Diagram, Data Arrangement, Inequality, Analogy, Ranking, Order and Sequence, Logical Sequence Of Words
  4. New Pattern-Verbal Ability (Foundation Section): Sentence Completion (Fill in the blanks), English Writing Ability
  5. Old Pattern-Verbal Ability (Foundation Section): Vocabulary, Noun, Subject Verb Agreement (Verb Noun Agreement), Adjectives, Tenses, Pronoun, Preposition, Articles, Direct and Indirect Speech, Conjunction, Modals, Sentence Re-arrangements (Para Jumbles) (Narrative Sequencing), Sentence Correction (Error Correction), Comprehension / Reading Comprehension / Unseen Passages (Critical Reasoning) (Paragraph Questions), Verbal Analogy (Word Based Analogy), Active Passive Voice (Voice), Determiner, Facts, Inference and Judgements, Adverb, Cloze Test (Cloze Passage), Sentence Construction, Verb
  6. Advanced Quantitative Ability: TCS NQT Advanced Quantitative Ability
  7. Advanced Reasoning Ability: TCS NQT Advanced Reasoning Ability
  8. Advanced Coding: Coding Questions by Yash Sir, C Programming by Yash Sir, Python for Placements by Yash Sir, DSA using Python, Object Oriented Programming (OOPS), Programming in C++, Java
  9. TCS Full Length Mock Test:
  10. TCS Interview & Resume Prep: MR & HR Interview Preparation, TCS Interview Preparation, Mock Interview, Interview Recordings, Resume Preparation, Resume Review
  11. Mega Test:
  12. Grand Test:
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

This video is a programming tutorial from Knowledge Gate, presented by an instructor named Yash Jain Sir, who is identified as a placement expert. The lesson focuses on solving a pattern printing problem, Q16, which requires writing a C program to print a specific numerical pattern based on an input integer N. The problem is presented on a slide with an example for N=4, showing a symmetric pattern of numbers. The instructor then displays a C code solution on a dark-themed code editor, which uses nested for loops. The first loop runs from 1 to N, printing the number i, i times, followed by a newline. The second loop runs from N down to 1, printing the number i, i times, followed by a newline. The instructor explains the logic by walking through the code and using a chalkboard to simulate the execution for N=3, writing out the values of the loop variables i and j to demonstrate how the pattern is generated step-by-step.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The video begins with the 'KNOX MEEHEGATF' logo, which is a stylized version of the 'Knowledge Gate' brand. It then transitions to a slide that introduces the problem, Q16: 'Write a program to print below pattern.' The slide details the input format as an integer N, and the output format as a specific pattern. An example is provided for N=4, showing a symmetric pattern of numbers. The instructor, Yash Jain Sir, is visible in a small window, and the video is from the 'Knowledge Gate' channel, which offers courses for GATE, UGC NET, and placement preparation. The instructor begins to explain the problem, setting the stage for the coding solution.

  2. 2:00 – 4:49 02:00-04:49

    The instructor displays the C code solution on a code editor. The code includes the standard header and main function. It uses three variables: n, i, and j. The first loop, for (i=1; i<=n; i++), is explained as printing the number i, i times, followed by a newline. The second loop, for (i=n; i>=1; i--), is explained as printing the number i, i times, followed by a newline. The instructor uses a chalkboard to simulate the code's execution for N=3, writing out the values of i and j for each iteration to demonstrate how the pattern is built. The code is shown to be correct, and the instructor concludes the explanation of the logic.

The video presents a complete, step-by-step tutorial on solving a common programming interview question. It starts by clearly defining the problem of printing a symmetric number pattern. The core of the lesson is the explanation of the algorithm, which involves two nested loops: one for the upper half of the pattern and one for the lower half. The instructor effectively uses a combination of on-screen code and a chalkboard to break down the logic, making the solution accessible. The final synthesis is that the pattern is generated by iterating from 1 to N and then from N to 1, printing the current number a number of times equal to its value, which is a classic example of using nested loops for pattern printing.

Loading lesson…