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rand.c
Package: C语言精彩编程百例_源代码.rar [view]
Upload User: bjtelijie
Upload Date: 2010-01-01
Package Size: 87k
Code Size: 1k
Category:
Algorithm
Development Platform:
Visual C++
- # include <stdio.h>
- # include <stdlib.h>
- # include <time.h>
- /* 利用系统时间来寻找随机数,并将前十个随机数显示出来 */
- int main()
- {
- long time1;
- int i, time2;
- /* 获得正确的日历时间 */
- time1 = time(NULL); /* 返回系统的当前日历时间 */
- printf("%ldn", time1);
- time2 = (unsigned)time1/2;
- printf("%ldn", time2);
- /* 以系统时间为参数,为即将生成的伪随机数序列设置起点 */
- srand(time2);
- /* 生成十个伪随机数序列 */
- for(i=0; i<10; i++)
- printf("%d ", rand());
- printf("n");
- return 0;
- }