Hacker-Rank Problem-Boxes through tunnel-in C language

Boxes Through Tunnel-Hacker-rank-(C lang)

 #include <stdio.h>

#include <stdlib.h>

#define MAX_HEIGHT 41

struct box

{

    /**

     * Define three fields of type int: length, width and height

     */

    int length;

    int width;

    int height;

};

typedef struct box box;

int get_volume(box b)

{

    int volume = b.width * b.length * b.height;

    return volume;

}

int is_lower_than_max_height(box b)

{

    if (b.height<MAX_HEIGHT)

    {

        return 1;

    }

    return 0;

}

int main()

{

    int n;

    scanf("%d", &n);

    box *boxes = malloc(n * sizeof(box));

    for (int i = 0; i < n; i++)

    {

        scanf("%d%d%d", &boxes[i].length, &boxes[i].width, &boxes[i].height);

    }

    for (int i = 0; i < n; i++)

    {

        if (is_lower_than_max_height(boxes[i]))

        {

            printf("%d\n", get_volume(boxes[i]));

        }

    }

    return 0;

}