sos help me

[yong1pop]

ck@ck-laptop:~$ gcc -o hello hello.c
hello.c:1:19: error: stdio.h: No such file or directory
hello.c: In function ‘main’:
hello.c:5: warning: incompatible implicit declaration of built-in function ‘printf’

what's wrong and how do i do?

[core]

不知道了
等高手.

[cg19820811]

sudo apt-get install build-essential