C Q2

#include<stdio.h>

void print_biggest_margin(int arr[], int size);

int main()
{
    int arr[] = {2, 3, 1, 9, 5, 8};
    int size = 6;
    print_biggest_margin(arr, size);
}

void print_biggest_margin(int arr[], int size)
{
    int max, min;
    if(arr[0] > arr[1])
    {
        max = arr[0];
        min = arr[1];
    }
    else
    {
        max = arr[1];
        min = arr[0];
    }
    int biggestMargin = max-min;
    int biggestMarginIndex = 1;
    for(int i = 2; i < size-1; i+=2)
    {
        if(arr[i] > arr[i+1])
        {
            max = arr[i];
            min = arr[i+1];
        }
        else
        {
            max = arr[i+1];
            min = arr[i];
        }
        if(max-min > biggestMargin)
        {
            biggestMargin = max-min;
            biggestMarginIndex = (i + 2) / 2;
        }
    }
    printf("Pair #%d has the biggest margin of %d.", biggestMarginIndex, biggestMargin);
}