exp03_03.c

《C语言程序设计教程、实验与练习》 源文件下载

main()
{
 double f=2.5e5;

 printf("123456789123456789\n");
 printf("f=%15f-->f=%%15f\n",f);
 printf("f=%-15.0f-->f=%%-15.0f\n",f);
 printf("f=%#15.0f-->f=%%#15.0f\n",f);
 printf("f=%+15.4f-->f=%%+15.4f\n",f);
 printf("f=%15.4e-->f=%%15.4e\n",f);

 }