#include <stdio.h>
#include "farnarkle.h"

// return number of arkles
int count_arkles(int sequence1[N_TILES], int sequence2[N_TILES]) {
    int i = 0;
    int j = 0;
    int k = 0;
    int stop = 0;
    int count = 0;
    int modifyable_list[N_TILES];
    while(k < N_TILES){ //duplicate sequence 2 for modification purposes
        modifyable_list[k] = sequence2[k];
        k++;
    }
    while(i < N_TILES){
        stop = 0;
        j = 0;
        while(j < N_TILES && stop != 1){
            if((sequence1[i] == modifyable_list[j]) && (sequence1[j] != modifyable_list[j] && sequence1[i] != modifyable_list[i])){ //second comparison would make it a farnarkle
                stop = 1;
                modifyable_list[j] = -1; //set the variable to something out of range
                count++;
            }
            j++;
        }
        i++;
    }
    return count;
}