873. Count of odd numbers in Array

Given an array of n elements. The task is to return the count of the number of odd numbers in the array.

Example 1:

Input: n=5, array = [1,2,3,4,5]

Output: 3

Explanation: The three odd elements are (1,3,5).

Example 2:

Input: n=6, array = [1,2,1,1,5,1]

Output: 5

Explanation: The five odd elements are one 5 and four 1's.

Now Your Turn!

Pick the correct output for the given input

Input: n=5, array = [1,3,5,7,9]

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Let’s go through a few more examples, step by step, to make it clearer.

Constraints:

  • 1 <= n <= 105
  • 1 <= arr[i] <= 104
0
class Solution{
public:
int countOdd(int arr[], int n){
}
};
 
Test Case

Input:

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