Triangle Quest HackerRank Solution In Python

You are given a positive integer N. Print a numerical triangle of height N – 1 like the one below:

122333444455555......

Can you do it using only arithmetic operations, a single for loop and print statement?

Use no more than two lines. The first line (the for statement) is already written for you. You have to complete the print statement.

Note: Using anything related to strings will give a score of 0.

Input Format

A single line containing integer, N.

Constraints

1 ≤ N ≤ 9

Output Format

Print N – 1 lines as explained above.

Sample Input

5

Sample Output

1223334444

Solution to HackerRank Triangle Quest In Python

for i in range(1, int(input())):	print(i * (10**i - 1) // 9)