Number Triangle Pattern

Easy 20 XPPatternsLoops

Commonly asked at Zoho, TCS

Read n and print a triangle of numbers: row i contains the numbers 1 to i separated by spaces.

Input
One integer n.
Output
n lines.

Sample 1

Input

4

Output

1
1 2
1 2 3
1 2 3 4

Read input with input() (no prompt message) and print only the answer. Run tries the Input box; Submit checks all test cases.

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