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

#define GUESS_LIMIT 1000
char *infos[] = {
    "【猜数游戏已启动】\n数字已经设定好，请玩家进行猜测，数字范围在0~%d\n",
    "猜测数字大了！请继续猜测：",
    "猜测数字小了！请继续猜测：",
    "恭喜猜中数字！！！共猜测了%d次\n"
};

int guess_program(){
    int target_num, guess_num, guess_time;
    guess_time = 0;
   
    target_num = rand() % (GUESS_LIMIT + 1);
    printf(infos[0], GUESS_LIMIT);
    do{
        printf(">>");
        scanf("%d", &guess_num);
        guess_time++;
        if (guess_num > target_num)
            printf("%s\n", infos[1]);
        else if (guess_num < target_num)
            printf("%s\n", infos[2]);
    } while (guess_num != target_num);
    printf(infos[3], guess_time);
   
    return 0;
}

int main()
{srand(time(NULL));
    guess_program();
    return 0;
}

[em35[em23

具体说说问题

用xcode编程时最后几行的{srand(time(NULL));显示Implicit conversation loses integer precision:'time-（这里是下划线，我打不出来所以用前面的-代替了）
t'(aka'long') to 'unsigned int'大神求助啊

typedef long    time_t;
typedef long    clock_t;

初始化种子一般这样  srand((unsigned)time(NULL));

所以呢，换一下就行了吗？、