Practice Introduction to Grid Paths - 1.1 | 1. Grid Paths | Design & Analysis of Algorithms - Vol 3
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1.1 - Introduction to Grid Paths

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

How many total moves are needed to reach (5, 10) from (0, 0)?

💡 Hint: Add the right and up moves together.

Question 2

Easy

If you can only move right (R) and up (U), which sequences are valid?

💡 Hint: Think of different arrangements.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

How many steps are required to go from (0, 0) to (5, 10)?

  • 10
  • 15
  • 20

💡 Hint: Add right and up moves.

Question 2

True or False: If an intersection is blocked, it can still be part of a valid path.

  • True
  • False

💡 Hint: Think about blocked paths.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Given a grid of size (n, m), derive the number of paths if points (i, j) and (k, l) are blocked.

💡 Hint: Break it down into sections and compute step by step.

Question 2

Create a grid-based scenario illustrating how many paths are available if an entire column of intersections is blocked.

💡 Hint: Use combinatorial principles for disconnected components.

Challenge and get performance evaluation