Alternating Plus Minus Pattern | Dataford Interview Questions

Print a string of n alternating +-+-.

Given a nonnegative integer n, return a string of exactly n characters, starting with + and alternating between + and -. Examples: n = 5 returns "+-+-+", and n = 4 returns "+-+-".

Constraints

0 <= n <= 1000
The output must contain exactly n characters
The first character, when present, must be +

Function Signature

def alternating_pattern(n):

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Problem

Print a string of n alternating +-+-.

Given a nonnegative integer n, return a string of exactly n characters, starting with + and alternating between + and -. Examples: n = 5 returns "+-+-+", and n = 4 returns "+-+-".

Constraints

0 <= n <= 1000
The output must contain exactly n characters
The first character, when present, must be +

Function Signature

def alternating_pattern(n):

Your question is Alternating Plus Minus Pattern. Start with the requirements in the Question tab.

Run and submit as often as you like. When you're ready, talk me through your approach or go straight to the code.