Codeforces - 401A Vanya and Cards

The following program is my ACcepted code for Codeforces -401A .
It's a for everybody to learn and discuss.
If there is any mistake or comment, please let me know.  :D

此乃Codeforces 401A 的AC code!

歡迎一同討論學習，如有錯誤與任何建議請留言 : )

點這裡看題目 Click here to see this Problem!

//This program is for Codeforces 401A Vanya and Cards
//題目來源 Problem link: http://codeforces.com/problemset/problem/401/A

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

int main()
{
    int n, x, sum, tmp, ans;
 
    while(scanf("%d %d", &n, &x) != EOF)
    {
        sum = 0;
        ans = 0;
     
        while(n--)
        {
            scanf("%d", &tmp);
            sum += tmp;
        }
     
        sum = abs(sum);
     
        if(sum % x)//left remainder
            ans = 1;
        ans = ans + (sum / x);
     
        printf("%d\n", ans);
    }
    return 0;
}

Please feel free to use it after adding this blog as an reference. (http://autekroy.blogspot.tw) If there is any mistake or comment, please let me know. :D 

歡迎使用與分享任何內容，但請記得標示此部落格為出處。(http://autekroy.blogspot.tw/) 如果有發現任何的錯誤與建議請留言或跟我連絡。 : )