如何执行程序?

tsame

当我些了个C程序后,比如a.c,当我cc编译后,生成 a.out,那要怎么查看结果呢?直接
[tsame@localhost cfile]$ a.out
bash: a.out: command not found
不行啊?
系统redhat 9.0

_z_

./a.out

tsame

thank u

elfxx

execute "export PATH=.:$PATH" in shell then u could a.out