操作系统实验2 19/09/24

#include <stdio.h>
#include <unistd.h>
main()
{
int i;
i=fork();
if(i)
{
int j;
j=fork();
if(j)
{
printf("father\n");
printf("The father process ID nucmber is %d.\n",i);
}
else
{
printf("boy\n");}
}
else
{
printf("girl\n");
}