CodingBat Java Warmup-2 arrayCount9

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Java > Warmup-2 > arrayCount9
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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
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public int arrayCount9(int[] nums) { }

See also Java Example Code. Java help docs: If Boolean Logic | Strings | While and For Loops | Arrays and Loops

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