Question

Write a python program to display the following pattern:

1
12
1 2 3
1 2 3 4
1 2 3 4 5
Total=5​

Answer 1

def pattern(n):

    for i in range(0, n):

       num =1

       for j in range(0 , i+1):

           print (num, end = " ")

           num = num + 1

       print ("\r")

pattern(5)