// 失败品
#include "C:\Users\Programmer\Desktop\source code\all_include.h"
long long int rand_range (const long long int min, const long long int max);
long long int rand_s (void);

int seed = 0;
int seed_add = 0;

int main (void)
{
    unsigned int manpower_min = 0, manpower_max = 0;
    long long int random_number = 0;

    system("color 02");
    system("title 钢铁雄心4地块人口随机生成器");
    system("VER");
    puts("软件版本: 0.30");
    puts("请输入随机数生成范围(输入'q'退出)");
    seed = (time_srand)time(0);
    seed_add = seed * 0.7;
    while (scanf("%d %d", &manpower_min, &manpower_max) != 0)
    {
        random_number = rand_range(manpower_min, manpower_max);
        printf("此次生成的随机数是: %d\n", random_number);
        seed = (time_srand)time(0) + seed_add;
        seed_add = seed * 0.7;
        puts("请输入随机数生成范围(输入'q'退出)");
    }
    
    system("pause");
    return 0;
}

long long int rand_range (const long long int min, const long long int max)
{
    long long int x = 0;

    if (min < 0 || max < 0)
    {
        fprintf(stderr, "错误: 随机数最小值不应小于0\n");
        #ifdef DEBUG
        fprintf(stderr, "错误函数: %s\n",__func__);
        #endif
        return  EOF;
    }

    x = max - min + 1;
    if (x < 0)
    {
        fprintf(stderr, "错误: 最小值不应大于最大值\n");
        #ifdef DEBUG
        fprintf(stderr, "错误函数: %s\n",__func__);
        #endif
        return  EOF;
    }
    else if (x == 0)
        return min;
    else
        return rand_s() %x + min;
}

long long int rand_s (void)
{
    seed = seed * 110351524554647645463 + 123456789 + 12345678 + 1234567;
    return (unsigned int) (seed / 65536);
}