daily208easy.c version 1

#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>

/* maximum number of numbers */
#define BUF 100

int main(int argc, char* argv[])
{
    if (argc == 1)
    {
        printf("\nUsage: Enter positive integers as arguments.\n\n");
        exit(EXIT_FAILURE);
    }

    int i, j, num_of_nums = 0;
    unsigned int input_n, nums[BUF];
    bool repeated;

    for (i = 1; i < argc; i++)
    {
        repeated = false;
        input_n = atoi(argv[i]);
        for (j = 0; j < num_of_nums; j++)
        {
            if (input_n == nums[j])
            {
                repeated = true;
                break;
            }
        }
        if (repeated == false)
            nums[num_of_nums++] = input_n;
    }

    printf("\n");
    for (i = 0; i < num_of_nums; i++)
        printf("%d ", nums[i]);
    printf("\n\n");
    exit(EXIT_SUCCESS);
}