HomeVolumesContestsSectionsForumsUsersPrintHelpAbout

Sections > Linear Data Structures: Arrays > problem:


50468 - Draw Matrix - 2

Guest
• Review clarifications (1)

Section problems

• 51014 - Nine Men's Morris game
• 51019 - Finding the hidden message
• 51100 - Minimum time to exit building
• 51089 - Multiply a row and add it to ...
• 50525 - Ordering Pizza
• 50531 - File Decryption
• 50360 - National Elections
• 50469 - Letter Grades
• 50468 - Draw Matrix - 2
• 51099 - Mr. Monk
• 51012 - Palindrome-k
• 51096 - Guess the number - 2
• 50448 - Paint Buckets
• 50925 - Optimizing Elevator Usage
• 50269 - Matrix Determinant
• 50988 - Laplacian Filter
• 50986 - The Oldest Person

Feedback

If you notice incorrect translations in Contester, please let author know.

Time limit 2000/4000/4000/4000 ms. Memory limit 65000/65000/65000/65000 Kb.
Question by Ibrahim Mesecan.

Draw Matrix - 2

Given an nxn matrix fill the matrix in such a way that the upper left corner is one. And that is surrounded by zeros. And the zeros are surrounded by ones again. This continues until the matrix size n.

Question: Write a program that is going to fill the matrix with ones and zeros starting from upper left corner.

Input specification
You will be given an integer number (n) the size of square matrix where 1 ≤ n ≤ 20.

Output specification
Show the square matrix with ones and zeros.

 Sample Input   
  4
 Sample Output   
  0 1 0 1
  0 1 0 0
  0 1 1 1
  0 0 0 0

Для отправки решений необходимо выполнить вход.

www.contester.ru