#include
#define max 10
main()
{
int fp,i,no,s,ch=0;
char buf[max];
system("clear");
printf("\n Enter the no. of records:");
scanf("%d",&no);
fp=creat("kvr.txt");
for(i=0;i {
printf("\n Enter string for Record %d :",i+1);
scanf("%s",&buf);
s=write(fp,buf,max);
printf("\n Written to file -no.of bytes written=%d\n",s);
}
close(fp);
fp=open("kvr.txt");
while(ch!=-1)
{
printf("\n \n To view the content file");
printf("\n 0.View entire contents");
printf("\n no.for a particular record");
printf("\n-1.Exit\n");
scanf("%d",&ch);
printf("\n---------------------------------------------");
if(ch==0)
for(i=0;i {
read(fp,buf,max);
printf("\n %d %s",i+1,buf);
}
else if((ch>0)&&(ch<=no))
{
lseek(fp,SEEK_SET,(ch-1)*max);
read(fp,&buf,max);
printf("\n %d%a",ch,buf);
}
}
close(fp);
}
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