#include<stdio.h>
#include<stdlib.h>
#include<time.h>
#include"diceroll.h"

int main(void)
{
    int dice, roll;
    int sides;

    srand((unsigned int) time (0));  //  这个有什么用呢?我把这句删除了 感觉效果是一样的啊
    printf("输入每个芯片的边数，0表示停止.\n");
    while (scanf("%d",&sides) == 1 && sides > 0)
    {
        printf("多少骰子?\n");
        scanf("%d",&dice);
        roll = roll_n_dice(dice , sides);
        printf("您已使用%d %d面骰子掷出%d.\n",sides,dice,roll);
        printf("有几面？输入0以停止.\n");
    }
    printf("如何调用rollem ( )函数%d次\n",roll_count);
    printf("祝你好运！\n");
}

#include"diceroll.h"
#include<stdio.h>
#include<stdlib.h>

int roll_count = 0;

static int rollem(int sides)
{
    int roll;

    roll = rand() % sides + 1;
    ++roll_count;
    return roll;
}

int roll_n_dice(int dice, int sides)
{
    int d;
    int total = 0;
    if(sides < 2)
    {
        printf("至少需要两个侧面.\n");
        return -2;
    }
    if(sides < 1)
    {
        printf("Need at least 1 die.\n");
        return -1;
    }

    for(d = 0; d < dice; d++)
    {
        total += rollem(sides);
    }
    return total;
}

extern int roll_count;

int roll_n_dice(int dice,int sides);