printf&cout
printf("average=%5.2f",average);如果用cout的话,要如何写才能得到相同的效果?
2014-05-18 10:24

2014-05-18 13:21
2014-05-18 13:22
2014-05-18 13:42
2014-05-18 13:42
2014-05-18 13:43