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Dots and Dashes

EasyP3Coding

Return n lines. Odd-numbered lines (1st, 3rd, ...) are a single underscore _. Even-numbered lines are n stars separated by single spaces, with no trailing space.

Example 1

Input
n = 5
Output
["_","* * * * *","_","* * * * *","_"]

Example 2

Input
n = 1
Output
["_"]

Example 3

Input
n = 2
Output
["_","* *"]

Constraints

  • 1 <= n <= 100

Hints

Run checks the 3 visible tests, Submit all 8.