明天考试，今日求助，急~
请问这个程序会输出什么啊？main()
{ char a[]="I am a boy",b[]="Happy birthday to you!";
int i;
for(i=0;a[i]!='\0';i++)
b[i]=a[i];
b[i]='\0';
printf("%s",b);
}
main()
{ char a[]="I am a boy",b[]="Happy birthday to you!";
int i;
for(i=0;a[i]!='\0';i++)
b[i]=a[i];
b[i]='\0';
printf("%s",b);
}
