#################nume.c##################################

#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/wait.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>

int main(void)
{
        int f_in,f_out;
        mkfifo("NameToNumber",0600);
        mkfifo("NumberToName",0600);
        f_in=open("NameToNumber",O_WRONLY);
        f_out=open("NumberToName",O_RDONLY);
        char ch='1';
        char ch1;
        int nume=open("nume.txt",O_RDONLY);
        while(ch!='\n')
                {
                read(nume,&ch,1);
                if(ch!='\n')printf("%c",ch);
                fflush(stdout);
                }
                printf(" ");
                fflush(stdout);
        write(f_in,&ch,1);
        while(read(nume,&ch,1))
                {
                read(f_out,&ch1,1);
                while(ch!='\n')
                        {
                        printf("%c",ch);
                        fflush(stdout);
                        read(nume,&ch,1);
                        }
                printf(" ");
                fflush(stdout);
                write(f_in,&ch1,1);
                }
        close(f_in);
        close(f_out);
        return 0;
}
##########################telefon.c#####################################################


#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/wait.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>

int main(void)
{
        int f_in,f_out;
        mkfifo("NameToNumber",0600);
        mkfifo("NumberToName",0600);
        f_in=open("NameToNumber",O_RDONLY);
        f_out=open("NumberToName",O_WRONLY);
        char ch='1';
        char ch1;
        int telefon=open("telefon.txt",O_RDONLY);
        while(read(telefon,&ch,1))
                {
                read(f_in,&ch1,1);
                while(ch!='\n')
                        {
                        printf("%c",ch);
                        fflush(stdout);
                        read(telefon,&ch,1);
                        }
                printf("\n");
                fflush(stdout);
                write(f_out,&ch1,1);
                }
        close(f_in);
        close(f_out);
        return 0;
}