#include<stdio.h>
#include<stdlib.h>
FILE *file1, *file2;
int valh = 0, valt = 0, total = 0;;
struct node
{
    unsigned int nr, occ;
    struct node *next;

};

struct s
{
    unsigned int nr, occ;
};

struct node *create(struct node *head, unsigned int n1, unsigned int n2)
{
    struct  node *p, *q;
    p = (struct node*)malloc(sizeof(struct node));
    if (!p)
    {
        printf("Error at allocating the memory");
        exit(0);
    }
    p->nr = n1;
    p->next = NULL;
    if (head == NULL) {
        head = p;
        head->occ = 1;

        return head;
    }
    if (p->nr < head->nr) {
        p->next = head;
        return head;
    }
    if (p->nr == head->nr) {
        head->nr++;
        free(p);

        return head;
    }
    q = head;
    while (p->nr > q->next->nr)q = q->next;
    if (q->next->nr == p->nr) {

        q->next->nr++;
        free(p);
        return head;
    }
    else {
        p->next = q->next;
        q = p;
        return head;
    }


}




void displaylist(struct node *head, int nr)
{
    struct node *p;

    p = head;
    if (p == NULL)
        printf("lIST IS EMPTY!");
    while (p != NULL)
    {
        double percent = (double)((p->occ) * 100) / nr;
        fprintf(file2, "%u : %u : %lf \n", p->nr, p->occ, percent);
        p = p->next;
    }
}

int main(int argc, char* argv[])
{
    struct node *head= NULL;
    int nr = 0;
    if (argc < 3)
    {
        printf("Not enough arguments!");
        exit(0);
    }
    file1 = fopen(argv[1], "rb");
    if (!file1)
    {
        printf("File input not open!");
        exit(0);
    }
    file2 = fopen(argv[2], "w");
    if (!file2)
    {
        printf("File output not open!");
        exit(0);
    }
    struct s input;
    while (fread(&input, sizeof(struct s), 1, file1))
    {
            head = create(head, input.nr, input.occ);
            nr++;

    }
    displaylist(head, nr);
    fclose(file1);
    fclose(file2);
}