2023-11-25

Last login: Tue Dec 19 23:59:17 2023 from 192.168.23.1

[root@localhost ~]# ls

anaconda-ks.cfg democ01.h democ03.c Downloads temp

a.out democ01.o democ04.c Music Templates

a.txt democ01pro democo2.h original-ks.cfg Videos

biaoc democ02.c Desktop Pictures

democ01.c democ02.h Documents Public

[root@localhost ~]# vi democ05.c

[root@localhost ~]# g++ democ05.c

democ05.c: In function ‘int main()’:

democ05.c:5:12: error: ‘a’ was not declared in this scope

val1=val1+a;

democ05.c:6:12: error: ‘prinf’ was not declared in this scope

prinf("\n");

[root@localhost ~]# vi democ05.c

[root@localhost ~]# g++ democ05.c

democ05.c: In function ‘int main()’:

democ05.c:5:12: error: ‘a’ was not declared in this scope

val1=val1+a;

[root@localhost ~]# vi democ05.c

[root@localhost ~]# g++ democ05.c

democ05.c: In function ‘int main()’:

democ05.c:5:12: error: ‘a’ was not declared in this scope

val1=val1+a;

[root@localhost ~]# vi democ05.c

[root@localhost ~]# g++ democ05.c

[root@localhost ~]# ls

anaconda-ks.cfg democ01.h democ03.c Documents Public

a.out democ01.o democ04.c Downloads temp

a.txt democ01pro democ05.c Music Templates

biaoc democ02.c democo2.h original-ks.cfg Videos

democ01.c democ02.h Desktop Pictures

[root@localhost ~]# ./a.out

2[root@localhost ~]#

[root@localhost ~]#

[root@localhost ~]# vi democ05.c

[root@localhost ~]# g++ democ05.c

[root@localhost ~]# ./a.out

[root@localhost ~]#