Code:

#include<conio.h>

#include<stdio.h>

main( )

{

FILE *fp;

char c;

fp=fopen(“data.dat”,”w”);

clrscr();

printf(“enter text”);

while(1)

{c

=getchar( );

if(c==eof( ))

break;

putc(c);

}f

close(fp);

fp=fopen(“data.dat”,”r”);

while(1)

{c

=getc(fp);

if(c==eof( ))

break;

putchar(c);

}

getch( );

fclose(fp);

}

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