Question

Using for loops create a method for each of the following patterns. Each method should take an integer parameter “n” and print an n × n square with the given pattern.

XXXX
XOOX
XOOX
XXXX

Answer 1

Here is code in python:

def pattern(n):

for i in range(0,n):

for j in range(0,n):

if(i == 0 or i == n-1 or j == 0 or j == n - 1):

print("X",end='')

else:

print("0",end='')

print() # new line

pattern(4)

Output: