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- #include <stdio.h>
-
- struct rt {
- char name [17];
- int age;
- double debt;
- } r;
-
- main ()
- {
- FILE *f;
-
- f = fopen ("DEMODATA", "wb");
- do {
- printf ("Name : ");
- scanf ("%s", r.name);
- printf ("Age : ");
- scanf ("%d", &r.age);
- printf ("Debt : ");
- scanf ("%le", &r.debt);
- if (r.age != 0) {
- fwrite (&r, sizeof (r), 1, f);
- }
- } while (r.age != 0);
- fclose (f);
- return 0;
- }