Some code related to patterns using for loop

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In this section we are showing some code related to patterns that are based on logic and how we can use for loop to create these pattern.

Pattern Programs in Python
Q1. Write a program in Python to print the following pattern 
a) 
1 
1 2 
1 2 3 
1 2 3 4 
1 2 3 4 5
Ans. 

for i in range(1, 6):
   for j in range(1, i+1):
       print(j, end = " ")
   print()
Q2. Write a program in Python to print the following pattern 
5 4 3 2 1 
5 4 3 2 
5 4 3 
5 4 
5
Ans.

for i in range(5,0,-1):
   for j in range(5, 5-i,-1):
       print(j, end = " ")
   print()

3. Write a program in Python to print the following pattern 
5 5 5 5 5 
4 4 4 4 
3 3 3 
2 2 
1

Ans.

for i in range(5, 0, -1):
   for j in range(i):
       print(i, end = " ")
   print()


Q4. Write a program in Python to print the following pattern 

1 2 3 4 5 
1 2 3 4 
1 2 3 
1 2 
1

Ans. 

for i in range(6,0,-1):
   for j in range(1, i):
       print(j, end = " ")
   print()



Q5. Write a program in Python to print the following pattern 

1 
2 2 
3 3 3 
4 4 4 4 
5 5 5 5 5

Ans. 

for i in range(1, 6):
   for j in range(1, i+1):
       print(i, end = " ")
   print()




Q6. Write a program in Python to print the following pattern 

5 
4 4 
3 3 3 
2 2 2 2 
1 1 1 1 1
Ans. 

for i in range(5, 0,-1):
    for j in range(6,i,-1):
        print(i, end = " ")
    print()






Q7. Write a program in Python to print the following pattern 

5 
5 4 
5 4 3 
5 4 3 2 
5 4 3 2 1

Ans.

for i in range(5, 0,-1):
    for j in range(5,i-1,-1):
        print(j, end = " ")
    print()





Q8. Write a program in Python to print the following pattern 

        1 
      1 2 
    1 2 3 
  1 2 3 4 
1 2 3 4 5

for i in range(5):
   for j in range(5-i-1):
     print(" ",end=" ")
   for j in range(i+1):
     print(j+1, end=" ")
   print()






Q9. Write a program in Python to print the following pattern 

        1 
      2 2 
    3 3 3 
  4 4 4 4 
5 5 5 5 5

Ans.

for i in range(5):
   for j in range(5-i-1):
     print(" ",end=" ")
   for j in range(i+1):
     print(i+1, end=" ")
   print()





Q10. Write a program in Python to print the following pattern 

        1 
      2 1 
    3 2 1 
  4 3 2 1 
5 4 3 2 1

Ans.

for i in range(5):
    for j in range(5-i-1):
      print(" ", end=" ")
    for j in range(i+1, 0, -1):
      print(j, end=" ")
    print()




Q11. Write a program in Python to print the following pattern 

* 
* * 
* * * 
* * * * 
* * * * *

Ans.

for i in range(1,6):
   for j in range(i):
       print(" * ", end = "")
   print( )





Q12. Write a program in Python to print the following pattern 


* * * * * 
* * * * 
* * * 
* * 
*

Ans.

for i in range(5,0,-1):
    for j in range(i):
        print(" * ", end = "")
    print( )