id/email
password
forgot password | create account
Or use
about | help | code help+videos | done | prefs
CodingBat code practice

 

Warmup-2 > arrayCount9
prev  |  next  |  chance

Given an array of ints, return the number of 9's in the array.

arrayCount9([1, 2, 9]) → 1
arrayCount9([1, 9, 9]) → 2
arrayCount9([1, 9, 9, 3, 9]) → 3

...Save, Compile, Run

public int arrayCount9(int[] nums) { }


Shorter output


Forget It! -- delete my code for this problem

Progress graphs:
 Your progress graph for this problem
 Random user progress graph for this problem
 Random Epic Progress Graph

Java Help

Misc Code Practice

Difficulty: 218.0

Copyright Nick Parlante 2016 - privacy