write a C program to print the program itself ?!
- 16 Answers
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Answer / vinay tiwari
this can be achieved by file handling
#include<stdio.h>
void main()
{
FILE *fp;
char ch;
clrscr();
fp=fopen("file.c","r");
ch=getc(fp);
while(ch!=EOF)
{
putchar(ch);
ch=getc(fp);
}
getch();
}
| Is This Answer Correct ? | 63 Yes | 33 No |
Answer / manish
#include<stdio.h>
char*s="char*s=%c%s%c;main(){printf(s,34,s,34);}";
main()
{
printf(s,34,s,34);
}
| Is This Answer Correct ? | 25 Yes | 15 No |
Answer / joyab
#include <stdio.h>
int main()
{
char a[] = "int main(){char a[] = %c%s%c; char b = '%c'; printf(a,b,a,b,b);}";
char b = '"';
printf(a,b,a,b,b);
}
| Is This Answer Correct ? | 9 Yes | 9 No |
Answer / abhishek
#include <stdio.h>
static char prog[] = "#include <stdio.h>%c%cstatic char prog[] = %c%s%c;%c%cint main(void)%c{%c printf(prog, 10, 10, 34, prog, 34, 10, 10, 10, 10, 10, 10, 10);%c return 0;%c}%c";
int main(void)
{
printf(prog, 10, 10, 34, prog, 34, 10, 10, 10, 10, 10, 10, 10);
return 0;
}
| Is This Answer Correct ? | 6 Yes | 6 No |
Answer / swamy
#include<stdio.h>
#include<conio.h>
int main()
{
FILE * fp = NULL;
char c = '\0';
fp = fopen(__FILE__,"r");
while(!feof(fp))
{
c = fgetc(fp);
printf("%c",c);
}
getch();
}
| Is This Answer Correct ? | 4 Yes | 5 No |
Answer / hillel
#include<fstream>
void main()
{
std::ifstream is(__FILE__);
while(!is.eof())
printf("%c", is.get());
is.close();
}
| Is This Answer Correct ? | 5 Yes | 7 No |
Answer / yang
main(a){printf(a,34,a="main(a){printf(a,34,a=%c%s%c,34);}",34);}
copied from somewhere, but it works
| Is This Answer Correct ? | 17 Yes | 20 No |
Answer / neenu jacob
#include <stdio.h>
main()
{
int pid,ppid;
int q=getpid();
int gid,egid,uid,euid;
int f=fork();
if (f==0)
{
printf("hai\n%d\n%d\n%d",getuid(),geteuid());
}
else
{
pid=getpid();
ppid=getppid();
printf("%d\n%d\n%d\n%d",pid,ppid,q,f);
}
system("cat /home/mec/lab1.c");
}
| Is This Answer Correct ? | 0 Yes | 3 No |
Answer / vikraman85
This can be achieved by file handling,
If r is the name of this file;The following codewil print
this prg.
#include<stdio.h>
void main()
{
FILE *fp;
char ch;
clrscr();
fp=fopen("file.c","r");
ch=getc(fp);
while(ch!=EOF)
{
putchar(ch);
ch=getc(fp);
}
getch();
}
| Is This Answer Correct ? | 19 Yes | 23 No |
Answer / mobashyr
#include<stdio.h>
#include<conio.h>
int main()
{
FILE *fin;
char c;
fin=fopen("prntsrccode.c","r");
if(fin==NULL)
{
printf("Error Opening file in read mode");
exit(1);
}
do
{
c=fgetc(fin);
fputchar(c);
}while(c!=EOF);
fclose(fin);
getch();
return 0;
}
| Is This Answer Correct ? | 3 Yes | 7 No |
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