#include<stdio.h>

int countOdd(int arr [],int n);

int main() {
    int arr[]={1,2,3,4,5,6};
    printf("%d",countOdd(arr,6));
    return 0;
}

int countOdd(int arr [] ,int n) {
    int count =0;
    for(int i=0; i<n ; i++) {
        if(arr[i] %2 !=0) { // odd
            count++;
        }
    }
    return count;
}