Question

Right Triangle

Given a number N write a program to print a triangular pattern of N lines with the number as shown below

1

121

12321

1234321

Answer 1

N = int(input())
w = len(str(N))
for i in range(N):
	nums = [" "*(w-len(str(j)))+str(j) for j in range(1,i+2)]
	nums += nums[-2::-1]
	s = " "*(w*(N-i-1)) + "".join(nums)
	print(s)